Speedo Women's Long Sleeve One Piece Swimsuit, Black, Medium 78% Nylon, 22% Spandex Imported Power flex eco is 100 percent regenerated nylon from pre and post-consumer waste and is 30 percent more resistant to fiber breakage than ordinary swimwear Retains its shape up to 10x longer than traditional swimwear fabrics and offers 4x more compression than standard fabrics and is twice as strong Silicone gripper edge for secure fit for all your active needs Contemporary cut features the highest leg cut for a modern look Block the burn protects from harmful UV rays with tighter knit and woven fabrics that provide sun protection