Spandex or Lycra (a brand name of Spandex) gives fabric its stretch and recovery properties.
Nylon Spandex is also commonly used in swimsuits.
Nylon spandex blend is generally very stretchy with a typical spandex content of 20%. Smooth and sleek, this fabric is available in non-shiny matte or shiny mystique.
Nylon spandex fabric tends to be popular with printed designs, and is very colorfast and durable.
Leotards made of nylon spandex are relatively inexpensive.
The Leotard Lady 