Get the square-leg that is designed to minimize drag. The front-lined Nike HydraStrong fabric provides long-lasting durability, and flatlock seams help reduce chafing, so you can focus on hitting your personal best. Nike HydraStrong fabric provides long-lasting durability, swim after swim. Front lined for better fit, comfort, and a secure feel. Flatlock seams help reduce chafing. Interior drawcord Embroidered Swoosh HAND WASH COLD SEPARATELY. AFTER EACH WEARING. NON-CHLORINE BLEACH. LINE DRY. DO NOT IRON. DO NOT DRY CLEAN. DO NOT STORE WET. Body: 51% Recycled Polyester 49% (Pbt) Polyester (Chlorine Resistant); Lining: 100% Recycled Polyester