This Men's Nike Swim Water Polo Brief gives you the freedom to play and perform. It features an interior drawcord for an easily adjustable fit, and flat seams that increase comfort against the skin. Complete with an internal front lining, the swim briefs offer a supportive fit and flattering look. Fit & Design: Interior drawcord Flat seams Lined Additional Details: Body: 53% Polyester 47% (Pbt) Polyester; Liner: 50% Recycled Polyester 50% Polyester Care Instructions: Hand wash cold separately. After each wearing. Non-chlorine bleach. Line dry. Do not iron. Do not store wet.