Discotheques emerged in the 1960’s prompted by excessive style. In the 1970’s disco fashion had become a acceptable for day as well as evening wear. US Designers such as Stephen Burrows, Betsey Johnson and Norma Kamali produced clothes which adapted to, or were designed specifically for disco dancing. Disco wear commonly included leotards, t shirts, shorts and stretch jeans. Danskin a popular leotard company sold wraparound skirts leotards and matching tights. These fabrics were often made from cotton, spandex, corduroy and denim. Discos fashion ideally focused on showcasing extravagant, fun, and exotic fashions.
Source: The Thames and Hudson Dictionary of Fashion and Fashion Designers