adidas Performance Men's Swimming Trunks Waistband with drawstring; flatlock seams reduce chafing and skin irritation Perfect for training sessions of various intensity and casual wear Infinitex is more chlorine-resistant and thus ensuring long term comfort and better elasticity in water, fitted fit This item is part of the better place program for a sustainable, responsible and environmentally-friendly products 80% Recycled polyamide, 20% Elastane