to create cleavage, or for other aesthetic, fashion, or more practical considerations. Nursing bras are designed to aid breastfeeding. Compression bras, such as sports bras, push against and minimize breast movement, whereas encapsulation bras have cups for support. Breast support may be built into some swimsuits, camisoles and dresses. Cancer bras are designed specifically for breast cancer patients who have undergone a mastectomy. The styles provide post-surgical support, and some include pads or pockets for stuffing. Bras come in a variety of styles, including backless, balconette, convertible, shelf, full cup, full coverage bra, demi-cup, minimizing, padded, plunge, lounge bra, posture, push-up, racerback, sheer, strapless, T-shirt, underwire, unlined, and soft cup. Culture Fashion Women's choices about what bra to wear are consciously and unconsciously affected by social perceptions of the ideal female body shape, which changes over time. As lingerie, women wear bras for sex appeal. Bras can also be used to make a social statement as evidenced by Jean-Paul Gaultier's designs and the cone-shaped bra Madonna wore outside her clothing on her Blond Ambition World Tour. In the 1920s in the United States, the flapper aesthetic involved flattening the breasts.{{Bra History|date=August 2022}} During the 1940s and 1950s, the sweater girl became fashionable, supported by a bullet bra (known also as a torpedo or cone bra) as worn by Jane Russell and Patti Page. In the early 1960s, smaller breasts gained popularity. As outerwear, bras in the form of bikini tops in the 1950s became an acceptable public display. During the 1960s, designers and manufacturers introduced padded and underwire bras. After the Miss America protest in September 1968, manufacturers were concerned that women would stop wearing bras. In response, many altered their marketing and claimed that wearing their bra was like "not wearing a bra". In the 1970s women sought more comfortable and natural-looking bras. In the late 1990s larger breasts became more fashionable in England. Iris Marion Young described preferences in the United States in 1990: "round, sitting high on the chest, large but not bulbous, with the look of firmness." This is regarded as contradictory in several ways. Victoria's Secret commissions a fantasy bra every autumn. In 2003 it hired the jeweller Mouawad to design one containing more than 2500 carats of diamonds and sapphires; valued at US$10 million, it was the world's most valuable bra at the time. Undergarment as outerwear Sports bras were invented in 1975. Women