Sexy underwear belongs to adult products (translated into sexy underwear), which is the product of the combination of visual stimulation and sex, and the product of meeting the spiritual needs after the improvement of human material life. The more accurate name of sexy underwear in China should be sexy clothing, which is a product between underwear and clothing. Like many adult products, sexy underwear has always been a very common product in Europe and America, but it was gradually accepted by the public in China in the past two years. It can be predicted that with the improvement of domestic material life, sexy underwear will gradually move towards the homes of ordinary people. Sexy underwear is a derivative of underwear, which is different from conventional underwear. Its focus tends to be "sexy", which forms visual stimulation, thus achieving physiological stimulation of various senses. According to the style, sexy underwear can be divided into: sexy uniforms, SM dresses, garters, jumpsuits, body-shaping dresses, topless dresses, sexy dresses, sexy underwear and so on. These classifications are not absolute, and there will be intersections between them. The specific classification is based on the main characteristics of this style. Sexy uniforms can be subdivided into Christmas clothes, maid clothes, nurse clothes, stewardess clothes, student clothes, witch clothes and a series of clothes named after the role clothes. Style mainly embodies the characteristics of professional figures, such as the purity and liveliness of students, the ruthlessness of wizards, and the cleverness and thoughtfulness of nurses. It aims to make people get rid of their roles in life, follow their inclinations, stimulate their desire to conquer, and enter the passion hall in their dreams. In recent years, sexy uniforms have gradually been used in many exhibitions and online trade fairs, which has become a highlight of various conferences. SM costume, SM originated from European aristocrats, and its historical period is unknown. Sadism, which is sadomasochism in English, is a synthesis of Sadism and masochism, which evolved from the names of French writer Sade and Austrian writer Mosok. SM is a sex game, and both parties agree to achieve pleasure through pain. In sadistic masochism, one party plays the abuser and the other plays the masochist. When masochism is abused, there is a feeling of losing oneself, integrating with sexual partners and the whole universe, and the combination of pain and pleasure finally reaches the state of "ecstasy". SM dress is the dress that plays a role in sadomasochism. The garter, originally designed as a fixture, is tied to the mouth of the stocking with a ribbon or elastic band, and the upper end is tied to the edge of the buckle hem of the belt or waist to prevent the stocking from slipping. The elastic band connects the upper body with the stockings, swaying under the high skirt, sexy and noble. In recent years, fashion stage designers have repeatedly exposed garters, and garters flying all over the sky at fashion conferences are also common, which makes domestic fashion MM fondle admiringly. One-piece underwear, one-piece clothing is named after the suit that is inseparable from the split dress, which is divided into one-piece clothing and one-piece socks. The styles of one-piece underwear are all tight-fitting series, which perfectly presents the human body curve in the tight-fitting design. Many conjoined underwear in sexy underwear are also open-chested. The corset is designed according to the direction of fat growth and the pressure of various parts of the human body, giving different pressures of strong, medium and weak. According to ergonomics, the strength of pressure application is designed to make it comfortable to wear and reach the best state of fat-discharging body shape. Open-chested dress, a special dress that highlights the function of open-chested. Sexy skirts are divided into long skirts and short skirts, which are different from ordinary skirts because they highlight "fun" and pay attention to sexiness. Mainly manifested as: highlighting transparent and enchanting lace in the pattern design, or revealing breasts, or highlighting wildness. Generally with homogeneous underwear or thong. Taste underwear also emphasizes "fun" and takes sex appeal as the center, which is different from conventional household underwear. In the design of underwear, it is supplemented by various characteristic patterns, or hollowed out, or matched with various metal ornaments. The above is the difference between sexy underwear and ordinary underwear.