Nike Swim Women's Poly Solid Fastback One-Piece swimsuit is made of Nike HydraStrong fabric to ensure long-lasting durability. The flat seams reduce chafing, while the wide straps are ideal for higher-impact activity. All of these features, as well as the standard bottom coverage, make this swimsuit perfect for all water activities. High support: wide straps ideal for higher-impact activity. Standard coverage that's great for all water activities. Fully lined for better fit and support. Flat sea