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Micheline Bernardini, a nude dancer from the Casino de Paris, wearing the first bikini at the Piscine Molitor (Miller Swimming Pool) in Paris in 1946. Since the bikini was introduced by the fashion designer Louis Réard it has generated a number of variations, often smaller and more revealing than the original.

Many stylistic variations of the bikini have been created. A regular bikini is a two-piece swimsuit that together covers the wearer's crotch, buttocks, and breasts. Some bikini designs cover larger portions of the wearer's body while other designs provide minimal coverage. Topless variants are still sometimes considered bikinis, although they are technically not a two-piece swimsuit.[1]

Terminology

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The name bikini was originally used in the 1940s for the skimpy fashion item that first revealed the wearer's navel. However, the current fashion industry considers any two-piece swimsuit to be a bikini.[2] Modern bikini fashions are characterized by a simple, brief design: two triangles of fabric that form a bra and cover the woman's breasts and two triangles of fabric on the bottom forming a panty cut below the navel[3] that cover the groin in front and the buttocks in back.[3] The amount of coverage can vary widely, from a string bikini with very little coverage to a full design with maximum coverage. A topless swimsuit may still be considered a bikini, although naturally it is no longer a two-piece swimsuit.[1]

These derivations of the word bikini were created through inappropriate analogy with words like bilingual, bifocal and bilateral, which contain the Latin prefix "bi-" (meaning "two" in Latin), the word bikini was first back-derived as consisting of two parts, [bi + kini] by Rudi Gernreich when he designed the monokini in 1964.[4] Later swimsuit designs like the tankini and trikini were also named based on the erroneous assumption that the "bi-" in bikini denotes a two-piece swimsuit.[5] These new coinages falsely presumed that the back-formation [bi + kini] was purposeful.[6][7]

The "-kini family" (as dubbed by author William Safire[8]), including the "-ini sisters" (as dubbed by designer Anne Cole[9]) has grown to include a large number of subsequent variations, often with a hilarious lexicon.[10] Major stylistic variations and an array of spinoff styles include string bikini, monokini or numokini (single, top part missing), tankini (tank top, bikini bottom), camikini (camisole top and bikini bottom), hikini or hipkini, thong, slingshot or sling bikini (actually a one-piece swimsuit), minimini, teardrop, seekini (transparent bikini), microkini and granny bikini (bikini top and boy shorts bottom).[10][11] In just one major fashion show in 1985, there were two-piece suits with cropped tank tops instead of the usual skimpy bandeaux, suits that are bikinis in front and one-piece behind, suspender straps, ruffles, and daring, navel-baring cutouts.[12]

Variants

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String bikini

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Woman wearing a string bikini in Sunrise, Florida in 2006

A string bikini or stringkini is scantier and more revealing than a regular bikini. It gets its name from the string characteristics of its design. It consists of two triangular shaped pieces connected at the groin but not at the sides, where a thin "string" wraps around the waist connecting the two parts. String bikini tops are similar and are tied in place by the attached "string" pieces. String pieces can either be continuous or tied. A string bikini bottom can have minimal to a maximum coverage of a woman's backside.

The term string bikini first came into use in 1974.[13] There is an urban myth that the Brazilian fashion model Rose di Primo created the first string bikini when she had to sew one with insufficient fabric available to her for a photo shoot.[14] The first formal presentation of string bikini was done by Glen Tortorich, a public relations agent, and his wife Brandi Perret-DuJon, a fashion model, for the opening of Le Petite Centre, a shopping area in the French Quarter of New Orleans, Louisiana in 1974. Inspired by a picture of a Rio de Janeiro fashion model in an issue of Women's Wear Daily, they had local fashion designer Lapin create a string bikini for the event. Models recruited by talent agent Peter Dasigner presented it by removing fur coats by Alberto Lemon on stage. The presentation was covered by local television stations and the New Orleans Times-Picayune newspaper and was sent out via the wire news services of the Associated Press and United Press International.

String bikinis are one of the most popular variations of bikinis.[15] Bikinis are also worn at the hips, but the fabric at the sides is narrower. In the string bikini, it disappears altogether to leave the waistband as a "string". The rear coverage of the bikini is not as full as with the brief. Bikini is the most widely worn style among women worldwide.[16] The tied strings can accidentally come undone leading to a wardrobe malfunction, as happened to Miss Guárico at the Miss Venezuela 2008 beauty pageant.[17]

Monokini

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Rudi Gernreich's original 1964 monokini

A monokini, more commonly referred to as a topless swimsuit and sometimes referred to as a unikini, is a women's one-piece swimsuit equivalent to the lower half of a bikini.[18][19][20] In 1964, Rudi Gernreich, an Austrian fashion designer, designed the original monokini in the US.[21] Gernreich also invented its name, and the word monokini is first recorded in English that year. Gernreich's monokini looked like a one-piece swimsuit suspended from two halter straps in the cleavage of bared breasts. It had only two small straps over the shoulders, leaving the breasts bare. Despite the reaction of fashion critics and church officials, shoppers purchased the monokini in record numbers that summer, though very few monokinis were ever worn in public. By the end of the season, Gernreich had sold 3000 swimsuits at $24 apiece, which meant a tidy profit for such a minuscule amount of fabric.[22] Monokini usage is uncommon in the US, where Americans have never accepted it for the beach.[23] Many women who wanted to sunbathe topless simply wore the bottom part of a bikini. Manufacturers and retailers quickly adapted to selling tops and bottoms separately. Gernreich later created the lesser known pubikini.[24]

Peggy Moffitt modelled the suit for Gernreich. She said it was a logical evolution of Gernreich's avant-garde ideas in swimwear design as much as a scandalous symbol of the permissive society.[23] In the 1960s, the monokini led the way into the sexual revolution by emphasizing a woman's personal freedom of dress, even when her attire was provocative and exposed more skin than had been the norm during the more conservative 1950s. Like all swimsuits, the monokini bottom portion of the swimsuit can vary in cut. Some have g-string style backs, while others provide full coverage of the rear. The bottom of the monokini may be high cut, reaching to the waist, with high cut legs, or may be a much lower cut, exposing the belly button. The modern monokini, which is less racy than Gernreich's original design, takes its design from the bikini, and is also described as "more of a cut-out one-piece swimsuit",[25] with designers using fabric, mesh, chain, or other materials to link the top and bottom sections together, though the appearance may not be functional, but rather only aesthetic.[26] In recent years, the term has come into use for topless bathing by women: where the bikini has two parts, the monokini is the lower part. Where monokinis are in use, the word bikini may jokingly refer to a two-piece outfit consisting of a monokini and a sun hat.[27] The original monokini is still sold by Victoria's Secret as a half-kini.[28]

Microkini

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A yellow microkini in Sunrise, Florida in 2006

A microkini (or micro bikini) is an extremely minimalist bikini[29] that uses less fabric than a traditional bikini in order to show more skin and create less visible tan lines. They typically have thong-style bottoms and string straps,[30] covering little more than the nipples and pubic hair.[31] See-through material is sometimes used for the straps to create the illusion that the triangles of fabric are taped to the body.[32] Some variations of the microkini use adhesive or wire to hold the fabric in place over the genitals. These designs do not require any additional side straps to keep the garment in place.[citation needed]

Micro bikini designs for men were introduced at the end of the 1960s consisting of briefs that barely covered the coccyx and the pubic hair.[33] These micro bikinis for men have continued to be popular in Brazil, particularly in Copacabana, Rio de Janeiro.[34] Women's micro bikinis first appeared in the 1970s.[30] During the 1980s the popularity of highly revealing thongs such as those found in the microkini led to a rise in the use of Brazilian waxing to remove most of the hair from the pubic area.[35]

The term "microkini" was first used in 1995 to describe the increasingly small bikini designs that were becoming popular at that time.[36] In the same year fashion designer Karl Lagerfeld created a micro bikini for Chanel's spring 1996 collection. It resembled a string bikini except that the top's triangles were replaced with two small circles resembling nipple pasties.[37] Other fashion brands including GCDS and Dior have since also produced their own versions of the microkini. Celebrities wearing microkinis have included Emily Ratajkowski, Kim Kardashian, Dua Lipa and Bella Hadid.[30]

Microkinis keep the wearer just within legal limits of decency and fill a niche between nudism and conservative swimwear. In Europe the wearing of microkinis at beaches or hotels or public pools is often allowed[38] but it may be considered culturally inappropriate in more conservative societies.[39] Wearing them in public is prohibited in some places by local laws[40] which can carry a fine for infringement.[41]

Tankini

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Model wearing a tankini at Run to the Sun Fashion Show in Anchorage, Alaska in 2011

The tankini is a swimsuit combining a tank top, mostly made of spandex-and-cotton or Lycra-and-nylon, and a bikini bottom introduced in the late 1990s.[42][43][44] According to author William Safire, "The most recent evolution of the -kini family is the tankini, a cropped tank top supported by spaghetti-like strings."[8] The tankini is distinguished from the classic bikini by the difference in tops, the top of the tankini essentially being a tank top. The tankini top extends downward to somewhere between just above the navel and the top of the hips. The word is a neologism combining the tank of tank top with the end of the word bikini. This go-between nature of tankini has rendered its name to things ranging from a lemonade-based martini (Tankini Martini)[45] to server architecture (Tankini HipThread).[46] This type of swimwear is considered by some to provide modesty closer to that of a one-piece suit but with the convenience of a two-piece suit, such as not needing to remove the entire suit in order to use a lavatory.[citation needed]

Designer Anne Cole, described as a godmother of swimwear in the US, was originator of this style.[47] She scored what would be her biggest hit in 1998 when her label introduced the tankini. A two-piece suit with a top half that covered more of the wearer's torso than a standard bikini top, the suit was an instant hit with customers.[48] Variations of the tankini, made of spandex-and-cotton or Lycra-and-nylon, have been named camkini, with spaghetti straps instead of tank-shaped straps over a bikini bottom, and even bandeaukini, with a bandeau worn as the top.[47] Tankinis come in a variety of styles, colors and shapes, some include features such as integrated push-up bras. It is particularly popular as children's beachwear,[49] and athletic outfit good enough for a triathlon.[50] According to Katherine Betts, Vogue's fashion-news director, this amphibious sportswear for sand or sea lets the user go rafting, playing volleyball and swimming without worrying about losing their top.[43]

Trikini

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A woman wearing a trikini in 2011

The trikini appeared briefly in 1967, defined as "a handkerchief and two small saucers". It reappeared a few years ago as a bikini bottom with a stringed halter of two triangular pieces of cloth covering the breasts.[51] The trikini top comes essentially in two separate parts.[52] The name of this woman's bathing suit is formed from bikini, replacing "bi-", meaning "two", with "tri-", meaning "three".[53] Writer William Safire wrote in The New York Times: "Stripping to essentials, if the trikini is three pieces, the bikini two and the monokini one, when will we see the zerokini?"[54] Dolce & Gabbana designed trikinis for Summer 2005 as three pieces of scintillating fabric that barely cover the wearer.[55] A variation on the bikini in which three pieces are sold together, such as a bikini with a tank top or a bikini with a one-piece suit is also sometimes called a trikini,[56] including a conventional two-piece with a glitzy band of rhinestones round the waist.[57] Israeli designer Gideon Oberson, known for his artistically inspired bathing suits, calls a two-piece suit but looks like a tank top that can be worn with a skirt or a pair of shorts designed by him a trikini.[58] Brazilian designer Amir Slama calls two scraps of silk connected with string he designed for skinny women a trikini.[59]

Sling bikini

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The sling bikini is also known as a "suspender bikini", "suspender thong", "slingshot bikini" or just "slingshot". It is a one-piece suit that provides as little or even less, coverage (or as much exposure) as a traditional bikini. Usually, a slingshot resembles a bikini bottom, but rather than the straps going around the hips or waist, the side straps extend upwards to cover the breasts and go over the shoulders, leaving the entire sides of the torso uncovered, but the nipples and pubic area covered. Behind the neck, the straps join and reach down the back to become a thong.[60] There is a variation of the sling bikini called the pretzel bikini that has the straps simply encircle the neck and another set of straps pass around the midriff, instead of the straps passing over the neck and down the back.[60] Slingshot bikinis first appeared in the early 1990s at a time when the use of Lycra was increasing. They became popular on the beaches of Europe including Saint-Tropez, Marabella and Ibiza,[61] and in 1994 they were introduced into mainstream US stores.[62]

Bandeaukini

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Bandeaukini

A bandeaukini, alternatively called a bandini,[63] bandkini or bandikini, is a bandeau top, with no straps going over the shoulders, worn with any bikini bottom.[47][64] The appeal of the bandeau grew fast among young women,[65] with bandeau tops edging into the sales of the classic tankini.[66] Sometimes the same design has been called a bandeaukini and a tankini.[47]

A bandeau may be fastened in the front or back or be sufficiently elastic so as not to need a fastener at all. A bandeau may come with a detachable halter strap, for extra support. A strapless bandeau, or tube top, was also worn as casual wear and sports wear starting in the 1970s, and is sometimes worn as part of a sportswear ensemble.[67] Actress Halle Berry wore a skimpy pink bikini top with matching pants to the 2000 MTV Movie Awards, fueling the trend of wearing a bandeau top as an out-of-home dress.[68]

Skirtini

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Skirtini in Haiti in 2012

The skirtini, a portmanteau of skirt and bikini, which features a bikini top and a small, skirted bottom, is an innovation for bikini-style clothes with more coverage.[69] In 2007, skirtinis by Juicy Couture were dubbed as one of the top new trends.[70][71] In 2011, The Daily Telegraph identified the skirted bikini as one of the top 10 swimwear design of the season.[72]

According to Anne-Marie Blondeau, marketing and communications coordinator for swimwear company Maillot Baltex, "There was a lot of swimsuits that looked like dresses and skirts, so when you think about skirtinis in that sense, yes it seems old... but the skirtini is a bit shorter than the average skirt."[73] Pre-bikini two piece beachwear used aprons, skirts or draped panels to conceal "private areas".[74] Two-piece swimsuits with usual skirt panels were popular in the US before the government ordered a 10% reduction in fabric used in woman's swimwear in 1943 as wartime rationing.[75] Playsuits were a beachwear popular in the 1950s that featured a "modesty skirt" and a bandeau top.[76]

Styles

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In one major fashion show in 1985 were two-piece suits with cropped tank tops instead of the usual skimpy bandeaux, suits that are bikinis in front and one-piece in back, suspender straps, ruffles, and daring, navel-baring cutouts.[12] Subsequent variations on the theme include the monokini, tankini, string bikini, thong, slingshot, minimini, teardrop, and micro.[11]

To meet fast-changing tastes, some of the manufacturers have made a business out of making made-to-order bikinis in around seven minutes.[77] Popular Brazilian beach markets have been identified as the source for the most diverse range of bikini merchandises.[78]

Bikini tops

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Women wearing a bikini top and normal shorts in Melbourne, Victoria, Australia in 2009

Bikini tops come in several different styles and cuts, including a halter-style neck that offers more coverage and support, a strapless bandeau, a rectangular strip of fabric covering the breasts that minimizes large breasts, a top with cups similar to a push-up bra, and the more traditional triangle cups that lift and shape the breasts.[1]

There are four fundamental types of bare-midriff bikini tops: the brassière, halter, bandeau, and vest. These styles are differentiated by the number of shoulder straps and the resultant number of edges to the garment.[79] Some of these tops include a halter-style neck strap that offers more coverage and support, a strapless bandeau, a rectangular strip of fabric covering the breasts that minimizes large breasts, a top with cups similar to a push-up bra, and the more traditional triangle cups that lift and shape the breasts.[80][81][82]

Bikini bottoms

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The website Bikini Science identifies 30 different types of bikini bottoms that vary in style, cut and the amount of rear coverage they offer. The coverage ranges from full, as in the case of more modest bottom pieces like briefs, shorts, or briefs with a small skirt-panel attached, to full buttock exposure, as in the case of the thong bikini.[80][83] Skimpier styles have narrow sides, including V-cut (in front), French cut (with high-cut sides) and low-cut string (with string sides).[1]

Materials

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High-tech bikinis
  • Continuum Fashion and 3D printers Shapeways created world's first 3D printed bikini called N12 (short form for Nylon 12) in 2011 using Rhino 3D CAD software along with an algorithm written by 3D modeling expert Jenna Fizel.[84][85]
  • New York inventor Andrew Schneider invented a solar bikini in 2011 covering it with 40 flexible photovoltaic cells feeding into a USB connection that can plug straight into an iPod. Two hours of sunbathing is claimed to be enough to charge an iPod Shuffle.[86]
  • In 2003, chemical company BASF embedded nanoparticles of titanium dioxide into a nylon fabric, which was used for a prototype sun-protective bikini that maintained its UV protection when wet.[87]
  • French designer John Nouanesing created the Geekini in 2008, incorporating NES game controls into a bikini.[88]
  • Canadian swimwear makers Solestrom introduced two different types of UV indicator in its Smartswim bikinis in 2008 – photochromatic beads that darken with increased UV levels and an integrated LED display.[89][90][91]
  • First2Print, a digital fabric printing pioneer, collaborated with ESPI Fashion Design in 2005, to create the first digitally printed bikini that allowed exclusive artwork to be transferred onto bikinis.[92] Houston based bikini manufacturer Relleciga started mass marketing digitally printed bikinis in 2013.[93]
  • Amateur inventor Jill Silver introduced a backless and strapless bikini, named the Demikini, that used a gel under the arm to fix the top.[94]
  • Cole of California introduced in 1992 an inflatable bikini with push-up pads that worked like air-pump shoes.[95][96]
  • First introduced in 1969, "tan-through swimwear" uses fabric perforated with thousands of micro holes that are nearly invisible to the naked eye, but which let enough sunlight through to produce a line-free tan.[97][98][99]

Bikinis have been made out of just about every material used in fashion.[100] The fabrics and other materials used to make bikinis are an essential element of their style and crucial modifiers of swimsuit design.[100] The use of cotton made the swimsuit more practical, and the increased reliance on stretch fabric after 1960 simplified construction; alternative swimwear fabrics such as velvet, leather, and crocheted squares surfaced in the early 1970s.[3] Crochet, lace, PVC, raffia, fur, latex, velvet and other uncommon items are also used as bikini material.[101]

Fashion adviser Malia Mills has two basic criteria to check the material—it does not wrinkle into a bundle at the back, and nothing "falls out" when picking a towel or raising the arms.[102] For the female bodybuilder, the material regulations are more stringent, as "the two pieces of the bikini are fastened together with two strings, and the fasteners as all as the bikini must not consist of metallic material or padding".[103]

Cotton

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Modern bikinis were first made of cotton and jersey. Today bikinis are made with mostly made with treated fabric, having been stretched over a plastic mold, then baked in order to set its shape and create bikini brassieres.[104] They are usually lined with fabric which is designed to stop them becoming transparent when wet.[105] The use of cotton made the swimsuit more practical, and the increased reliance on stretch fabric after 1960 simplified construction. Alternative swimwear fabrics such as velvet, leather, and crocheted squares surfaced in the early 1970s.[3]

Nylon

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The stretch nylon bikini briefs and bras which complemented the adolescent boutique fashions of the 1960s also allowed those to be minimal.[106] Women on the beaches of Rio de Janeiro and Saint-Tropez went even further, forgoing all rear-view coverage to show off their thongs.[107]

Spandex

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When DuPont introduced Lycra (DuPont's brand name for spandex) in the 1960s,[108] a stretch fibre that allowed them to stitch tinier pieces of fabric, it changed how suits were designed and who could wear them. Spandex expanded the range of novelty fabrics available to designers which meant suits could be made to fit like a second skin without heavy linings streamlined athletic styles, emphasizing high-tech fabrics and finishes.[109] "The advent of Lycra allowed more women to wear a bikini," wrote Kelly Killoren Bensimon, a former model and author of The Bikini Book, "It didn't sag, it didn't bag, and it concealed and revealed. It wasn't so much like lingerie anymore."[110] It allowed designers to create the string bikini, and allowed Rudi Gernreich to create the topless monokini.[111]

Retailer Marks & Spencer reintroduced spandex as an alternative to nylon in swimsuits in the 1960s.[112] While spandex is used in most swimsuits designs because of its high elasticity, lower expense,[108] and water wicking nature, its major drawback is that it breaks down in chlorine, commonly found in swimming pools. When worn daily, a swimsuit made of spandex will break down in about 2–3 months.[113] Speedo introduced Fastskin in 2007 as the lightest and fastest material for competitive swimwear. Unlike spandex, it does not break down in chlorine.[108]

Uncommon materials

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"Vegetable Bikini" as part of PETA campaign in the Short North, Columbus, Ohio in 2005

Bikinis have been made out of just about every material known.[100] UK actress Diana Dors wore a mink bikini designed by Julie Harris at the Cannes Film Festival to become an instant sensation.[114][115][116] In 1967, a bikini made of paper was introduced in France, which disintegrated when in water.[117][118] Italian sportswear designer Emilio Pucci produced bikinis in soft silk jersey in his signature style. Norma Kamali's innovative designs utilized gold Lurex for a shiny sexy swimsuit.[3]

Rio de Janeiro designer Triya created a rigid metal bandeau top that looked a cast of the model's chest.[119] Designer Laura Jane created bikinis made of neoprene, the rubber-like material used to make wetsuits, in 1989.[120] Fernando Garcia, a bikini designer in South Beach, Miami, turns various exotic material into bikinis including blacklight paint, python skin, Mongolian sheepskin fringe and black fox material.[121]

PETA used "Lettuce Bikinis" to promote vegetarianism in 2010. Apart from storming streets with women wearing bikinis made of faux lettuce, the activist organization had a number of celebrities to be their "Lettuce Ladies" including Pamela Anderson, Elizabeth Berkley, Jayde Nicole, Alicia Mayer, Courtney Stodden and others.[122] Pop star Lady Gaga wore a "meat bikini" (not to be confused with the meat dress), for the cover of Vogue,[123] which was criticized by PETA.[124]

Eco-friendly material

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Sarah Bellum in 2015 riding her cruiser skateboard in an upcycled plastic bag bikini. The plastic bag-style bikini was created in a bid to reduce plastic waste in the oceans.[125]

By the 2010s, a number of manufacturers came up with environmentally-friendly bikinis that used organic cotton, organic bamboo fibres, fabric remnants, post-consumer plastic including water bottles, discarded fishnet, recycled nylon, even soy (all of which used eco-friendly dyes).[126][127][128][129] Inventor Claudia Escobar made bikinis out of tanned and dyed salmon skin in 2003 which earned a Green Seal of approval for sustainable products.[130]

Precious metal and jewels

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A platinum bikini valued at US$9500 was made by Mappin and Webb of London in 1977, and was worn by Miss United Kingdom in that year's Miss World beauty pageant. It was entered as a Guinness World Record for the most expensive bikini.[131] A more expensive but exclusive bikini was designed in February 2006 by Susan Rosen. The bikini, made up of over 150 carats (30 g) of flawless diamonds, was worth an estimated £20 million.[132] Pistol Panties, a label favored by celebrities like Victoria Beckham and Kate Moss, introduced a UK£2,000 bikini in 2009. Unsuitable for swimming, it was covered with 5,000 Swarovski crystals.[133][134]

Pattern

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Bikinis come in a variety of patterns, including stripes, polka dots, and animal print at the Mud Festival in Boryeong, South Korea in 2008

Bikini precursors and the first modern bikinis were made of cotton and jersey and were mostly striped or monochrome. Réard introduced the first printed material for bikini.[135] By the 1970s, when American women began to adopt European styles, bikini variants started to diversify widely. Flower patterns became popular in the late 1960s.[136] Designers like Tom Brigance at Lord & Taylor department store cut his swimwear from colorful cottons in stripes, large prints, and polka dots to give early bikinis a more tailored look.[3]

In April 2004, followers of Buddhism protested against a bikini design by Victoria's Secret that featured an image of Buddha.[137] Buddhists were again upset in 2005, when organizers of Miss Universe photographed bikini-clad contestants in front of Buddhist religious sites in Thailand.[138]

See also

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References

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[edit]
Revisions and contributorsEdit on WikipediaRead on Wikipedia
from Grokipedia
Bikini variants are the diverse configurations of the two-piece swimsuit, defined by a bra-like top and panties cut below the navel that expose the midriff. Introduced on July 5, 1946, by French engineer Louis Réard at the Piscine Molitor in Paris, the original bikini utilized just 30 square inches of fabric, consisting of two triangular pieces tied with strings, and was named after the Bikini Atoll atomic tests to evoke explosive impact. Initially met with outrage for its revealing design—requiring a nude dancer, Micheline Bernardini, as the model since professionals refused—the bikini gradually gained acceptance through Hollywood endorsements and shifting post-World War II norms influenced by fabric rationing and sunbathing trends. Key variants include the string bikini of the early 1960s, featuring side ties for adjustability; the monokini, a topless one-piece variant by Rudi Gernreich in 1964; and 1970s developments like the tanga and thong from Brazilian beaches, which minimized rear coverage. Later styles encompass bandeau tops without straps, halter necks for support, triangle tops for versatility, and bottom variations such as high-waisted for retro appeal, boyshorts for fuller coverage, and Brazilian cuts for leg elongation, adapting to functional needs like tanning and diverse body morphologies while sparking ongoing debates on modesty and objectification.

History

Invention and Early Controversy (1946–1960s)

The modern bikini was introduced on July 5, 1946, by French automotive engineer Louis Réard at the Piscine Molitor swimming pool in Paris. Réard's design consisted of two triangular pieces of fabric for the top, positioned to cover the breasts, and two similar triangles for the bottom—one front and one back—connected by strings, totaling approximately 30 square inches of material. He named it the "bikini" after the U.S. atomic bomb tests at Bikini Atoll, anticipating it would produce an explosive cultural impact. This marked a significant departure from prior two-piece swimsuits, such as Jacques Heim's 1946 "Atome," which Réard claimed was larger and did not fully expose the navel, positioning his creation as the smallest and most revealing swimsuit to date. Unable to find a professional model willing to wear the garment due to its scant coverage, Réard recruited 19-year-old Micheline Bernardini, a nude dancer at the Casino de Paris, to debut the bikini. The design immediately sparked outrage for its exposure of the midriff and minimal fabric, viewed by contemporaries as immodest and provocative. In response, it faced widespread prohibitions: France banned bikinis on its coastlines in 1949, while countries including Italy, Spain, Portugal, and Belgium outlawed them on public beaches; similar restrictions applied in parts of Australia and several U.S. states. The Vatican issued condemnations, and beauty pageants such as Miss World prohibited their use, reflecting broader moral and religious objections to the suit's challenge to post-World War II norms of female modesty. During the 1950s, gradual acceptance emerged amid shifting social attitudes, aided by media exposure like Brigitte Bardot's appearance in a bikini in the 1956 film And God Created Woman, which popularized the style in despite ongoing resistance. Early variants remained close to Réard's minimal-coverage template, with string ties enabling adjustability, though fabric and patterning evolved slightly for commercialization. By the mid-1960s, Austrian-American designer introduced the in 1964 as a radical variant: a topless featuring a conservative high-waisted bottom in wool knit, connected by two thin straps across the shoulders, emphasizing freedom of movement over traditional coverage. Modeled by , the provoked intense controversy as a symbol of emerging sexual liberation, though public adoption was limited due to legal and social backlash, including bans in conservative jurisdictions. Gernreich described it not as inventing nudity but as a provocative statement against garment excess, aligning with the era's countercultural shifts. ![Rudi Gernreich's 1964 monokini variant]center

Popularization and Diversification (1970s–1990s)

During the 1970s, bikinis achieved widespread popularization as cultural acceptance grew amid the and expanding leisure travel, with sales surging due to their adoption in beachwear and media portrayals. String bikinis, characterized by thin ties for adjustability and minimal fabric, gained traction after earlier inventions, reflecting a shift toward customizable, body-revealing designs suited to diverse body types. The introduction of the first bikini bottom in 1974 further exemplified this trend, prioritizing scant rear coverage for tanning and aesthetic . Diversification emerged through experimental elements like crochet tops, fringe details, bold geometric prints, and asymmetrical tie-fronts, aligning with the decade's emphasis on individual expression and vibrant patterns. In the 1980s, bikini variants diversified into athletic and high-fashion iterations, incorporating high-cut leg openings that elongated the and accommodated aerobics-influenced activewear trends. Neon hues, loud geometric prints, and surfer-inspired boardshort hybrids proliferated, driven by and pop icons like those in music videos. Thong bikinis rose notably, with styles debuting around 1988 and challenging norms by exposing nearly the entire posterior, though they faced criticism for perceived indecency. These evolutions paralleled broader fashion's embrace of bold synthetics and functionality, as manufacturers like those producing Lycra blends enabled durable, form-fitting options for sports and . The saw continued diversification with ultra-minimal string and tie-side bottoms emphasizing maximum skin exposure, alongside hybrid variants blending bikini elements with one-piece influences for varied coverage preferences. Market trends favored cheeky cuts and micro designs, influenced by aesthetics and global beach tourism, solidifying as staples in diverse climates and activities from to jet-skiing. This era's innovations, such as quick-dry fabrics and UV-protective treatments, addressed practical demands while expanding stylistic options beyond traditional two-pieces. In the early 2000s, string bikinis and low-rise bottoms dominated bikini variants, emphasizing minimal coverage with narrow side ties and cheek-revealing cuts that aligned with Y2K aesthetics influenced by pop culture icons. These styles featured edgy elements like studded accents and , reflecting a playful yet revealing trend in swimwear that prioritized sex appeal over functionality. Bandeau tops and high-neck halters also gained traction, often paired with sarongs for beach-to-street versatility, as swimwear diversified to include both one-pieces and two-pieces in bright, bold hues. The marked a shift toward moderate coverage variants, with high-waisted bottoms experiencing a significant revival, drawing from retro pin-up influences while offering greater tummy coverage and support compared to the prior decade's low-rises. This era saw increased hybridization, such as tankinis and sporty bikinis with underwire tops, catering to active lifestyles and broader body types amid rising . Scrunch and cheeky bottoms bridged minimal and moderate styles, maintaining popularity in youth-oriented markets, while overall designs incorporated ruching and asymmetrical elements for added visual interest. Entering the 2020s, minimal coverage variants like micro and bikinis surged in popularity, particularly in the U.S., with demand exploding in 2021 following expanded vaccinations and resumed beach travel, as evidenced by year-over-year sales data showing steady growth from 2020 lows. Concurrently, sustainability trends emerged, with eco-friendly materials such as recycled and organic fabrics gaining , driven by consumer preferences for ethical production amid environmental concerns. Styles like , animal prints, and long-sleeved rash guards diversified offerings, reflecting adaptations to social media-driven aesthetics and extended sun protection needs, though minimal cuts remained prevalent among younger demographics. Market trends from 2000 to 2025 underscore robust growth in the global swimwear sector, valued at approximately $21.22 billion in 2024 and projected to reach $22.04 billion in 2025, with a compound annual growth rate (CAGR) of around 5% fueled by e-commerce expansion, rising leisure travel, and direct-to-consumer brands. Women's swimwear specifically grew from niche post-2000s diversification to a $9.1 billion segment in 2024, expected to hit $12.1 billion by 2034 at a 2.9% CAGR, propelled by online sales platforms and influencer marketing that amplified variant-specific trends like thongs. Regional shifts, including Asia-Pacific's manufacturing dominance and North America's preference for minimal styles, highlight causal factors such as affordable production and cultural acceptance of revealing designs, though supply chain disruptions in the early 2020s temporarily curbed growth before rebounding with post-pandemic tourism.

Terminology and Classification

Definitions of Core Elements

The bikini comprises two core garment elements: the top and the bottom, designed as separate pieces to provide minimal coverage while allowing for adjustable fit and exposure. The bikini top is a brassiere-style component intended to cover the breasts, typically consisting of fabric cups or panels—ranging from triangular shapes to contoured molds—connected by neck straps (such as or styles) and back bands or ties that secure around the , often incorporating underwire or for support in larger sizes. These elements prioritize and quick-drying properties, with linings to prevent translucency when wet. The bikini bottom serves to cover the pubic region and buttocks, featuring a central or front panel attached to side straps or waistbands, paired with a rear panel whose cut determines coverage levels from thong-like minimal exposure to brief-style . Construction often includes elastic edging for stretch and seam sealing to enhance water resistance, distinguishing it from attached one-piece designs. Auxiliary core elements common to both include straps and ties for adjustability, utilizing materials like (typically 80-90% nylon with 10-20% ) for elasticity and durability, and hardware such as O-rings, sliders, hooks, or connectors to facilitate tying, clasping, or tensioning without compromising mobility. These components enable customization for body types and activities, with empirical testing in emphasizing resistance and UV stability for longevity—up to 200 hours of exposure per ASTM standards in quality fabrics.

Criteria for Variant Categorization

Bikini variants are systematically categorized by the configuration and coverage of their constituent top and bottom pieces, reflecting variations in how fabric interfaces with the and lower body. A foundational approach, as detailed in the Science , treats the bikini as the union of a brassiere-style top (soutien gorge) and a bottom garment (culotte), with subdivisions driven by structural —such as strap arrangements, shapes, and cuts—prioritizing empirical distinctions in support, exposure, and adjustability over subjective . This framework identifies over 30 bottom types alone, differentiated by rear coverage (e.g., full enclosing the versus designs exposing nearly all), front panel width, and side tie mechanisms, enabling granular based on measurable parameters like fabric area relative to body contours. Tops are analogously classified by support typology—including halter necks for neck-anchored lift, bandeaus for strapless tube designs, and balconette styles with underwire for enhanced bust projection—and by coverage extent, from minimal patches to fuller molded cups. Rear back styles further refine categories, such as tie-back versus hook-and-eye closures, which impact fit security and movement range. These criteria derive from functional necessities: tops must secure against and motion, while bottoms address pelvic and gluteal exposure, with classifications often quantified by coverage ratios (e.g., minimal variants covering under 5% of the rear versus moderate designs at 50% or more). Supplementary criteria include hybrid modifications, such as attached skirts or side panels that extend coverage, and fastening adjustability, which distinguishes fixed-seam variants for structured support from string-tie models allowing custom tension. In practice, swimwear providers operationalize these through coverage scales; for instance, rate bottom designs numerically from minimal (high exposure, low rise) to full (high waist, deep leg scoops enclosing cheeks), facilitating consumer selection aligned with and activity demands. Such categorizations, while lacking universal regulatory standards in contexts, stem from industry glossaries emphasizing verifiable traits over promotional labels, ensuring across manufacturers. Overall, these axes—coverage quantum, component morphology, and connective elements—provide a causal basis for variant delineation, grounded in biomechanical and fabric distributional realities rather than arbitrary trends.

Major Variants by Coverage Level

Minimal Coverage Variants

Minimal coverage bikini variants are two-piece swimsuits designed with the least fabric possible, typically featuring thin strings or cords connecting diminutive triangular or rectangular patches that barely conceal the breasts and pubic region while exposing the vast majority of the , hips, , and lower back. These styles emerged as direct extensions of the original bikini concept, emphasizing functionality for tanning and in material use over or support. The foundational minimal coverage design, the string bikini, consists of two small triangles for breast coverage tied with strings around the neck and back, paired with similarly scant bottom triangles secured by side strings at the hips. This configuration, which relies on ties for adjustability and exposes the sides of the and much of the rear, originated with Louis Réard's 1946 bikini, constructed from only 30 square inches (about 194 cm²) of fabric in four triangles linked by strings and promoted as "smaller than the world's smallest bathing suit." Réard's design faced immediate bans in public pools and beaches across and the U.S. due to its revealing nature but set the template for subsequent string-based variants. A prominent subvariant, the thong bikini, modifies the string bottom by replacing side fabric panels with a narrow vertical strap at the rear that sits between the , providing negligible gluteal coverage and accentuating hip lines through high-cut legs. Fashion designer introduced the thong bikini in 1974, framing it as a provocative statement on sexual liberation amid the era's shifting norms around body exposure and in swimwear. Thong styles differ from standard string bikinis primarily in rear exposure, offering slightly more frontal fabric but a T- or Y-shaped back that eliminates side seams for a seamless under or during movement. The bikini further minimizes rear coverage to a single thin , akin to variants, while retaining ties and small frontal patches, resulting in near-total buttock exposure. This extreme form evolved from designs in the late , prioritizing aesthetic daring over comfort or utility. The micro bikini epitomizes , scaling down all elements—tops reduced to tiny patches or strings, bottoms to slivers with ultra-high leg cuts and low rises—often using less than 20 square inches of fabric total to maximize skin exposure for even tanning. Popularized in the 1970s alongside cultural shifts toward and casual , micro bikinis drew early influence from Brazilian beachwear innovations post-1960s, though commercial variants proliferated in the 1990s via designers like . These designs, while functional for sunbathing, offer limited support and are prone to slippage, necessitating precise fit adjustments via ties.

Moderate Coverage Variants

Moderate coverage bikini variants strike a balance between minimal exposure and fuller , typically featuring bottoms that cover roughly 50% of the with mid- or low-rise cuts and rounded rear seams, paired with tops providing structured support over the breasts without excessive skin revelation. These designs prioritize comfort for extended wear, such as lounging or light water activities, while maintaining an athletic or casual aesthetic. Hipster bikini bottoms represent a core moderate coverage style, sitting low on the hips with sufficient fabric to encase the lower and moderate leg openings that elongate the without high cuts. Often constructed from stretch fabrics like nylon-spandex blends, they offer a secure fit suitable for various body types, reducing the risk of shifting during movement. This variant gained traction in retail lines for its versatility, appearing in collections from brands emphasizing everyday swimwear. Bandeau tops, frequently combined with moderate bottoms, consist of strapless bands that encircle the , delivering even chest coverage through boning or elastic for uplift without straps. These tops accommodate removable straps for optional conversion, enhancing adaptability for sun exposure or tanning. In moderate ensembles, bandeau styles pair with tanga-inspired bottoms—offering slightly more rear fabric than designs but less than hipsters—to achieve proportional . Underwire or molded cup tops in moderate variants provide enhanced bust support akin to technology, ideal for larger cup sizes seeking coverage without compromising two-piece separation. Bottoms in this category may include scrunch detailing for added shaping, concentrating fabric at the rear center to simulate fuller coverage optically. Such combinations dominate moderate market segments, with sales data indicating preference for mid-rise options in consumer swimwear surveys.

Hybrid and Extended Coverage Variants

Hybrid bikini variants merge characteristics from minimal and moderate coverage styles, typically by combining an extended-coverage top with standard or lower-coverage bottoms to balance and versatility. The exemplifies this approach, featuring a sleeveless top that extends downward like a to cover the and often part of the hips, while paired with traditional bottoms; this design allows users to achieve greater upper-body coverage without transitioning to a . Developed as a practical alternative for active wear or preferences, tankinis emerged prominently in the mid-1990s, with early commercial success attributed to their adaptability for varying body types and activities like or lounging. By the early , tankinis accounted for a significant portion of two-piece swimwear sales, appealing to consumers seeking sun protection and comfort, though their popularity waned by the as athletic guards and longline tops absorbed similar functional roles. Extended coverage variants emphasize fuller fabric distribution across the , hips, and thighs while retaining the two-piece structure, often prioritizing , UV protection, or support for athletic use. Boyleg bottoms, a key example, feature inseams extending to mid-thigh with higher-cut waists, providing substantially more leg and rear coverage than cheeky or styles—typically enclosing 80-90% of the gluteal area compared to 50% or less in moderate variants. Originating as an evolution of athletic swimwear, boyleg designs gained traction in the for water sports, offering reduced drag and chafing while maintaining bikini separation. High-waisted bikini bottoms represent another extended style, rising to or above the to cover the fully, which enhances postural support and minimizes exposure during movement; this cut revives mid-20th-century silhouettes but incorporates modern stretch fabrics for elasticity. Such variants have seen renewed demand since , driven by trends in body-positive and markets, with sales data indicating a 20-30% uptick in full-coverage two-pieces amid rising awareness campaigns. These hybrid and extended styles often incorporate performance features like quick-dry synthetics or UPF 50+ ratings, distinguishing them from purely aesthetic minimal variants. For instance, longline bikini tops extend below the bustline for added structure and coverage, functioning as a hybrid with bralette-like support, while skirt or boardshort attachments on bottoms further extend lower-body modesty for conservative or family-oriented settings. Empirical preferences for these variants correlate with demographic factors, including higher adoption among women over 30 and in regions with strong cultural norms for coverage, as evidenced by market analyses showing extended styles comprising 15-25% of global bikini sales in 2023-2024. Despite their practicality, critics from fashion outlets note that extended coverage can sometimes prioritize function over form-fitting appeal, though user surveys consistently rate them highly for confidence and versatility in non-competitive aquatic activities.

Design Styles and Components

Bikini Tops

Bikini tops form the upper component of two-piece swimsuits, typically comprising two cups linked by a central gore, band, or underband, with straps for support and adjustability. These elements provide varying degrees of coverage, lift, and shaping, influenced by cup construction such as soft unpadded fabric, molded foam inserts, removable padding, or underwire frames to mimic functionality. Support features like adjustable ties, halter necks, or back clasps accommodate different bust sizes and activities, with underwire and padding particularly suited for larger busts requiring separation and elevation. Common styles emphasize minimalism for tanning or aesthetics, balanced against functionality for . Triangle tops feature two triangular fabric panels tied at the neck and back, offering adjustable coverage and minimal structure, ideal for smaller busts but prone to slippage without added grips. Extreme minimal variants, such as micro string bikini tops, use thin strings with tiny triangular pouches that cradle the breasts exactly, providing minimal support and allowing full natural shape and movement. tops encircle the torso straplessly in a band of elasticized fabric, relying on stretch, boning, or lining for hold, though they provide less support for fuller figures and may require removable straps for versatility. Halter neck tops secure via straps tied behind the neck, distributing weight to the shoulders and often pairing with back ties or clasps for customizable fit, enhancing cleavage while allowing shoulder exposure. Underwire variants incorporate metal or underwires beneath the cups for structured lift, resembling balconette or demi-cup bras, and frequently include for or enhancement, catering to active or larger cup sizes up to D or beyond. tops integrate graduated foam to elevate and amplify bust appearance, commonly in plunge or balconette silhouettes for deeper necklines. For extended coverage, tops extend downward like a tank top, combining cup support with midriff concealment, available in , , or racerback configurations for or . High-neck or styles incorporate higher necklines and sometimes sleeves, prioritizing sun protection or athletic performance over exposure, with features like fronts or compressive fabrics. String and fringe variants add decorative ties or embellishments to basic triangles or halters, emphasizing adjustability and movement, though they sacrifice some durability in rigorous water use. Overall, top designs prioritize a balance of , support, and wearer's physique, with sizing often in cup-band formats like 34B for precision fitting.

Bikini Bottoms

Bikini bottoms constitute the lower portion of the two-piece bikini swimsuit, designed primarily to cover the genital and anal regions while varying in rear and hip exposure to accommodate different preferences for modesty, aesthetics, and functionality. Introduced alongside the modern bikini by in 1946, initial designs featured modest triangular panels connected by adjustable side ties, reflecting post-World War II fabric conservation and a shift toward revealing silhouettes amid constraints. Over subsequent decades, bottoms evolved from fuller coverage to minimal styles, influenced by cultural in the , when low-cut and string variants gained traction, as seen in public appearances by figures like promoting string bikinis during vacations in the late . Classification of bikini bottoms typically hinges on three primary dimensions: rise height, leg cut, and rear coverage. Rise refers to the vertical positioning of the waistband—low-rise bottoms sit below the hip bones for a streamlined look, mid-rise align with the natural waist, and high-waisted styles extend toward or above the , echoing 1940s-1950s swimwear for added abdominal coverage and elongation. Leg cuts vary from high-leg designs that rise sharply on the hips to elongate the legs, to low-leg or boyleg styles that hug the thighs for fuller enclosure, akin to brief underwear. Rear coverage ranges from full, which encases the completely for maximum , to moderate cheeky cuts exposing a portion of the gluteal fold, Brazilian styles offering triangular rear panels with partial exposure originating from South American beach fashion in the 1970s-, and minimal thong or variants using narrow rear strips, popularized in the for tanning purposes to reduce visible lines. Additional stylistic elements include side-tie closures for customizable fit, skirted overlays for enhanced coverage or decorative effect, and hybrid forms like swim shorts or boyleg bottoms blending bikini brevity with short-like structure for athletic or conservative use. These variations emerged progressively: fuller high-waisted and brief styles dominated the 1940s-1950s, giving way to low-rise and cheeky designs in the amid broader acceptance of exposed midriffs and hips, while thong and cuts—distinguished by tanga's slightly wider rear triangle providing 2-3 inches more fabric than thongs—proliferated in the 1990s-2000s driven by trends favoring and body contouring. Brazilian bottoms, characterized by moderate rear exposure via angled seams, trace to Brazilian beach culture but achieved global commercial success through brands adapting them for wider markets by the early 2000s. Construction often incorporates adjustable ties or elastic for secure fit across body types, with materials prioritizing quick-drying synthetics like nylon-spandex blends to withstand water exposure without sagging. Empirical fit data from swimwear retailers indicates that moderate coverage styles, such as cheeky and Brazilian, account for a significant due to their balance of exposure and comfort, though preferences vary regionally—fuller cuts prevail in conservative areas, while minimal styles dominate in tanning-focused locales. Innovations like ruched detailing or contoured seams address common issues such as fabric shifting during movement, enhancing wearability without compromising design intent.

Patterns, Colors, and Aesthetic Elements

Bikini tops and bottoms often incorporate solid colors as a foundational aesthetic, providing versatility for mixing and matching across variants, with , and remaining staples due to their slimming optical effects and broad compatibility with tones. Stripes, particularly horizontal and vertical orientations, emerged prominently in early 20th-century swimwear precursors and persist in moderate-coverage bikinis for elongating or widening silhouettes, as seen in designs from the onward. Polka dots gained traction in the 1950s alongside the bikini's popularization, adorning minimal-coverage styles for a playful contrast against solid backgrounds, while floral prints draw from seasonal fashion cycles, peaking in tropical motifs during summer collections. Animal prints such as leopard, tiger, and zebra dominate recurring trends, appearing in over 20% of swimwear lines annually since the 1980s, valued for their bold, primal visual impact that enhances body contouring in string and microkini variants. Geometric patterns, including triangles, diamonds, and abstract grids, align with modernist influences from the 1960s, as exemplified by Emilio Pucci's silk jersey bikinis featuring vibrant, kinetic prints that emphasize movement and asymmetry in sling and bandeau styles. Color palettes in bikini variants evolve with broader directives, shifting from muted earth tones in the early to bold primaries and pastels by the late , reflecting increased synthetic dye availability and consumer demand for visibility in recreational settings. Contemporary trends favor jewel tones like emerald and for hybrid variants, alongside neons such as electric lime for high-energy in minimal-coverage designs, with sales data indicating a 15% uptick in metallic sheens for 2025 collections to mimic sunlit glow. Monochromatic schemes unify tops and bottoms in extended-coverage bikinis, minimizing visual breaks for a streamlined appearance, while reversible patterns allow dual within single garments, catering to practical versatility without added bulk. Aesthetic elements extend beyond prints to include gradient fades and effects, which simulate depth and motion in water, particularly in performance-oriented variants, originating from 1970s tie-dye experiments but refined via for precision. Embellished edging, such as scalloped trims or subtle ruching integrated into patterns, adds tactile without altering coverage levels, influencing perceptions of in moderate variants; however, these must balance functionality to avoid snagging during activity. Overall, pattern and color choices segment bikini markets by age and context, with empirical sales tracking showing younger demographics (18-34) preferring high-contrast prints for visibility, while solids prevail in athletic contexts for reduced distraction.

Materials and Construction

Traditional Fabrics

Traditional fabrics for bikini variants encompassed natural fibers prevalent in early to mid-20th-century swimwear, primarily wool and cotton, which offered durability and the capacity for knitting into stretchable forms before synthetic alternatives emerged. Wool, often in knitted constructions, dominated due to its elasticity—enhanced by weaving with rubber threads like Lastex from the 1930s—and relative resistance to sagging when dry, though it absorbed significant water, becoming heavy and less buoyant for actual swimming. Early bikini designs, including Louis Réard's 1946 model consisting of just 30 square inches of fabric, followed this convention, employing knitted wool for its minimal yet form-holding properties amid postwar fabric rationing. Cotton served as a secondary traditional , particularly in shirred elastic variants introduced in the late , providing lighter weight and breathability compared to but sharing the drawback of retention, which caused expansion and discomfort during use. These fabrics prioritized modesty-enforcing coverage in earlier swimwear eras while adapting to briefer cuts, yet their hydrophilic nature limited functionality for extended aquatic activity, prompting later shifts to hydrophobic synthetics. appeared sporadically in luxury or decorative contexts but proved impractical for swimwear owing to its poor wet strength and tendency to cling excessively. The reliance on wool and cotton reflected material availability and manufacturing techniques of the time, with wool's prevalence traceable to 19th-century bathing costumes that influenced bikini evolution. These traditional options, while enabling the bikini's scant designs, underscored causal trade-offs in performance: natural fibers excelled in dry aesthetics and ethical sourcing from renewable origins but underperformed in water resistance and quick-drying, as empirical tests of period garments confirm substantial post-immersion—up to 30% for . This inherent limitation, rooted in fiber structure rather than design flaws, drove innovation beyond traditional materials by the 1950s.

Synthetic and Performance Materials

Synthetic materials, including , , and (also known as elastane or Lycra), form the basis of most contemporary bikini construction, offering advantages in stretch, quick-drying capability, and resistance to environmental degradation over traditional natural fibers. These polymers were developed mid-20th century, with patented in 1937 by for its strength and elasticity, enabling the shift from and in swimwear that absorbed and dried slowly. , invented in 1958 by chemist Joseph Shivers at , provides up to 500% stretch with full recovery, revolutionizing fit and form retention in bikinis by replacing less flexible rubber threads like Lastex, which dated to 1931. Bikini fabrics typically blend 80-90% or with 10-20% to achieve four-way stretch, ensuring coverage adapts to movement while maintaining shape after repeated wear. Nylon-spandex blends excel in abrasion resistance, suitable for active use, though they absorb more water than polyester variants, which prioritize UV degradation resistance and chlorine tolerance for prolonged pool exposure. 's inherent makes it less prone to fading or breakdown from saltwater and sunscreens, with studies showing it retains tensile strength after 200 hours of simulated UV exposure compared to natural fibers' rapid deterioration. Performance enhancements in synthetic bikinis include engineered coatings and fiber modifications for chlorine resistance, such as (PBT) blends or proprietary treatments like Endurance+ fabric, which withstand over 500 pool hours without significant elasticity loss—far exceeding standard 's 50-100 hours. UV-protective synthetics, often rated UPF 50+, incorporate additives that block 98% of UVA/UVB rays, reducing damage risk during extended water activities; for instance, certain polyester-spandex weaves maintain this after 40 commercial washes. These properties stem from the polymers' molecular structure—polyester's crystalline regions repel water and chemicals—allowing bikinis to prioritize functionality for sports like or competitive over aesthetic-only designs. Despite dominance, synthetics' non-biodegradability raises environmental concerns, though recycling innovations like regenerated from nets are emerging in performance lines.

Sustainable and Innovative Options

Sustainable bikini materials prioritize reducing environmental footprints through and diversion, with regenerated like ECONYL emerging as a prominent option. ECONYL is produced by Aquafil from pre-consumer and post-consumer , including discarded nets that contribute to marine entanglement, industrial scraps, and ; the process depolymerizes this into monomers, then repolymerizes it into nylon-6 yarn chemically identical to virgin material, enabling comparable durability, elasticity, and chlorine resistance for swimwear applications. This approach has diverted over 100,000 tons of from and s since ECONYL's commercialization in 2011, per manufacturer data, though lifecycle assessments indicate it still requires energy-intensive chemical . Recycled polyester, often sourced from PET bottles via brands like Repreve, constitutes another key sustainable choice, transforming single-use plastics into fibers that match the quick-drying and UV-resistant properties of conventional . Production of such recycled polyester can reduce energy use by up to 59% and by 32% compared to virgin polyester, according to Unifi's Repreve lifecycle analysis, while diverting billions of bottles from landfills annually. Nonetheless, both regenerated nylon and recycled polyester remain synthetic, shedding microplastic fibers during washing—estimated at 0.5–1.0 grams per load for swimwear—that persist in waterways and accumulate in marine ecosystems, limiting their net gains over virgin synthetics. Innovative alternatives seek to mitigate these drawbacks with bio-based or enhanced natural fibers, such as or viscose blends treated for water repellency and stretch via integration. , for instance, requires minimal pesticides and water in cultivation—up to 50% less water than —and offers natural UV protection, though it demands coatings for swimwear's tolerance. Emerging processes, like those exploring mycelium-derived leathers or algae-based polymers, remain experimental for bikinis as of , with scalability challenges due to inconsistent tensile strength and higher costs, but pilot applications demonstrate potential for biodegradability absent in synthetics. These options reflect causal trade-offs: synthetics excel in performance but perpetuate cycles, while naturals enhance end-of-life decomposability at the expense of initial functionality.

Luxury and Specialty Embellishments

Luxury bikinis incorporate specialty embellishments such as hand-applied beads, crystals, sequins, and intricate to elevate design sophistication and exclusivity. These features demand extensive artisanal labor, often involving hours of meticulous application per piece, which distinguishes them from mass-produced variants. For instance, certain high-end bikinis feature elaborate on premium fabrics, requiring up to eight hours of handcrafting to achieve detailed patterns. Brands like specialize in sequin and hand-beaded bikini sets, where embellishments are secured to flattering cuts for visual impact during beach or poolside wear, though prolonged submersion in water risks detachment due to or thread degradation. Similarly, van BARBRA's Granatina bikini bottoms showcase hand-embroidered floral motifs enhanced with beads and crystals, creating an eye-catching shimmer intended for aesthetic rather than functional immersion. Italian luxury house La Perla integrates metallic gold hardware and couture-level detailing in select bikini designs, such as the Graphique Couture series, blending embellishments with structured silhouettes for elegance. Versace employs bold embellishments like metallic accents and chain elements in its swimwear collections, complementing vibrant prints to produce statement pieces suited for high-fashion contexts over everyday utility. These additions, while enhancing perceived opulence, prioritize stylistic durability—often using reinforced stitching or water-resistant coatings—over full aquatic performance, as empirical testing reveals that untreated beads and crystals corrode under repeated chlorinated or saline exposure. High-end manufacturers mitigate this by recommending dry use or specialized care, preserving the embellishments' integrity for visual-centric occasions.

Cultural and Social Dimensions

Historical Reception and Bans

The bikini was unveiled on July 5, 1946, by French engineer and designer at the in , modeled by , a 19-year-old nude dancer, as no professional models agreed to wear it due to its revealing nature. Réard named it after the , site of recent atomic bomb tests, anticipating its explosive cultural impact, and marketed it as the world's smallest swimsuit, exposing the for the first time in modern swimwear. The design provoked immediate , with French media decrying it as immoral and indecent, though some French women adopted it amid post-war liberation sentiments. In , the bikini faced swift prohibitions rooted in Catholic moral standards and public decency laws. banned it from coastlines in 1949, while neighboring countries including , , , and outlawed it on public beaches and pools through the 1950s; in , police issued fines to wearers as late as 1957. 's Franco regime enforced strict , viewing the garment as a threat to traditional values, though coastal resorts like began challenging these restrictions by the mid-1950s through informal adoption by tourists. The Vatican condemned it as sinful, amplifying ecclesiastical opposition across Mediterranean nations. In the United States, while no federal ban existed, local ordinances in several states and cities prohibited bikinis on public beaches and swimming pools during the and , citing indecency and aligning with conservative norms; enforcement often involved "swimsuit police" measuring exposure. Beauty pageants like banned bikini competitions worldwide until the 1970s, and Hollywood's , in effect until 1968, forbade navel exposure in films, reflecting broader cultural resistance. similarly restricted it on beaches, with bans persisting into the early before gradual acceptance driven by and media normalization.

Debates on Sexualization and Modesty

The introduction of the bikini in 1946 sparked ongoing debates regarding its alignment with norms of , with critics arguing it excessively the female body by exposing large areas of skin, potentially inviting and undermining personal dignity. Proponents counter that such attire reflects personal autonomy and in swimwear, rejecting standards as outdated impositions that ignore biological realities of human attraction and the functionality of minimal coverage for swimming. Historical precedents include bans in countries like , , and parts of the in the late 1940s and 1950s, where authorities cited public decency laws, leading to arrests or fines for wearers deemed too revealing; for instance, in 1957, some U.S. beaches enforced regulations prohibiting suits shorter than six inches from the knee, echoing earlier 1920s ordinances that policed one-piece swimsuits. Religious perspectives often frame bikinis as incompatible with doctrines emphasizing coverage to avoid tempting others or fostering . In , interpretations of biblical passages like 1 Timothy 2:9, which advocate modest apparel, lead many denominations to discourage bikinis, viewing them as contributing to or cultural erosion of chastity; for example, evangelical sources argue that such swimwear prioritizes external allure over inner virtue, potentially harming women's spiritual focus. Islamic teachings similarly prioritize full coverage, promoting alternatives like the —a full-body suit invented in 2004 by Aheda Zanetti—to enable participation in aquatic activities while adhering to principles, though this garment has faced Western bans, such as France's 2016 municipal prohibitions overturned by courts, highlighting tensions between and religious expression. Empirical research on draws from objectification theory, which posits that revealing attire like induces state in women, shifting focus from competence to appearance and impairing cognitive tasks; a study found women trying on swimsuits versus sweaters exhibited heightened body surveillance, increased restrained eating tendencies, and diminished math performance compared to men, suggesting causal links to reduced in objectifying contexts. Subsequent experiments, including meta-analyses up to 2018, replicate these effects in lab settings, attributing them to internalized societal gazes that prioritize women's bodies as visual objects. However, these findings, predominantly from journals, warrant scrutiny for potential biases in feminist-influenced academia, which may amplify negative outcomes while underemphasizing adaptive benefits like from body or the absence of correlative real-world data linking bikini prevalence to elevated rates in permissive cultures. Cultural clashes, such as versus debates, underscore in : Western advocacy for bikinis as empowering contrasts with perceptions in Muslim-majority contexts where they symbolize moral laxity, yet surveys indicate wearers report equivalent comfort and activity levels without the self-consciousness linked to minimal coverage. A 2019 tourism study found patrons favoring burkinis showed stable resort preferences regardless of others' attire, implying choices do not inherently limit enjoyment but reflect value alignments. Critically, causal realism suggests revealing swimwear elicits biologically driven attention due to evolved mate-selection cues, neither inherently harmful nor liberating absent broader societal controls on behavior, as evidenced by stable statistics across varying exposure norms.

Empowerment Claims Versus Objectification Critiques

Proponents of bikini wearing often assert that it fosters personal empowerment by enabling women to express bodily autonomy, sexuality, and confidence in public settings. Surveys of consumer motivations indicate that many women select bikinis to feel attractive and liberated, with market data reflecting strong voluntary demand: the global swimwear market, dominated by two-piece styles like bikinis, reached USD 23.1 billion in 2023 and is projected to grow at a 6.8% compound annual growth rate through 2030, driven by preferences for revealing designs that align with individual self-expression. This perspective emphasizes causal agency in choice, positing that rejecting imposed modesty norms enhances self-esteem for participants who view such attire as a deliberate rejection of prudish constraints. Critics, drawing from objectification theory developed in , contend that bikinis contribute to , where women internalize an external , prioritizing appearance over competence and leading to measurable cognitive and emotional impairments. Experimental studies consistently demonstrate that women imagining or wearing s exhibit heightened body shame, reduced math performance, and worsened mood compared to those in non-revealing clothing like sweaters; for instance, one experiment found swimsuit condition participants scored lower on cognitive tasks due to increased state . A confirms women report significantly higher than men ( d=0.35), with revealing attire like bikinis exacerbating this by prompting habitual body monitoring. These effects persist across demographics, including adolescents, where swimsuit exposure correlates with disrupted academic focus and elevated anxiety. Feminist analyses amplify these critiques, arguing that bikini culture perpetuates patriarchal rather than genuine liberation, as widespread media depictions reduce women to sexual objects, disciplining behavior through appearance surveillance even under the guise of "choice." Empirical discrepancies arise, however: while lab-induced scenarios reveal short-term negatives, real-world adoption rates—evidenced by bikini segments comprising a substantial share of the USD 4.8 billion dedicated market in —suggest many women experience net benefits or tolerance, potentially indicating adaptation or in studies toward vulnerable participants. Skepticism toward paradigms is warranted given their prevalence in academia, where interpretive frameworks may overemphasize systemic harms while underweighting individual variance in perceived .

Contemporary Impacts and Regulatory Responses

In the , numerous municipalities in have enacted or enforced bans on wearing bikinis and other swimwear in streets and public areas away from designated beaches to preserve public decency and urban aesthetics. has prohibited such attire since 2011, with fines for violations. Similar restrictions apply in Italian locales, including Sorrento's 2022 dress code banning bikinis off the beach and Cinque Terre's prohibition on variants. In February 2025, authorities in , —a major tourist destination—updated conduct codes to explicitly ban partial nudity or bikinis in non-beach public spaces, imposing hefty fines. In , the Greater council banned G-string bikini bottoms at public pools in January 2025, citing community standards, which ignited criticism over perceived double standards since male swimwear faces minimal equivalent restrictions. In the , several resort communities proposed bikini bans in February 2025, mandating coverage beyond beaches with penalties up to $1,500 to uphold family-oriented environments. In conservative Asian and Middle Eastern regions, national laws in countries like and continue to prohibit revealing bikini variants entirely in public, enforcing full coverage under Islamic dress codes, though enforcement varies by locale. Sports governing bodies have also adjusted regulations for bikini variants amid fairness and comfort concerns. The Fédération Internationale de Volleyball (FIVB) amended beach volleyball uniform rules in 2012 to permit women alternatives to bikini bottoms, such as mid-thigh shorts up to 3 centimeters above the knee, following athlete petitions against mandatory revealing attire. By the 2024 Paris Olympics, female competitors could opt for one-piece suits or short-sleeved tops with briefs, reflecting broader accommodations for diverse body types and cultural preferences without mandating bikinis. These regulatory measures underscore ongoing enforcement of public norms, often prioritizing communal standards over individual expression, particularly for revealing variants like microkinis or slingshots, which face heightened scrutiny compared to traditional two-piece designs. Social impacts include documented psychological effects: peer-reviewed studies link swimsuit exposure or wear to increased in women, correlating with elevated body shame, mood deterioration, and restrained eating behaviors. For instance, a 1997 experiment with 72 women demonstrated that self-objectification mediates body shame, predicting dietary restraint. A study found most women experienced greater body dissatisfaction immediately after viewing bikini models versus neutral images. Such findings suggest causal links between revealing attire norms and internalized appearance pressures, though counterarguments frame bikinis as emblems of and body , driving inclusivity via diverse modeling.

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