What does Spandex mean?
Derived from “segmented polyurethane”, it is broad term for man-made fibres and none for its ability to stretch well.
Style Terms explains Spandex
Spandex is a synthetic fiber that was developed by Joseph C. Shivers in 1959 for . It was created as a replacement for rubber in women’s undergarments.
An anagram for “expands”, spandex is lightweight and extremely elastic, possessing the unique ability to stretch up to 600% and then return to its original shape. It is often used for swimwear and sportswear.
Spandex is also used in some to improve their stretchiness, such as Cheap Monday.