Constructed with LYCRA XTRA LIFE fiber: Engineered to have 5-10 times more durability than ordinary spandex fabrics. Provides resistance to suntan lotions, skin oils and chlorine better than conventional fabrics. Helps resist sagging and bagging, keeping swimwear fitting newer longer. Flyback features thin, streamlined straps that are reinforced with overlap binding for extra durability. Provides excellent support and greater freedom of motion. Low drag profile. Front lined. Fabric: 74% Nylon/26% LYCRA XTRA LIFE fiber.