Speedo Men's Endurance Lite Rainbow Stripe Jammer Swimsuit 51% PBT Textured Polyester/49% Polyester Imported All the long lasting performance qualities of our endurance+ fabric in a 10 percentage lighter weight perfect for lap swimming and training Resists bagging, sagging, and the effects of suntan lotion, skin oils, and chlorine Drawstring inner waist and unique flat lock stitching for superior fit and feel Four way stretch jammer styling provides more coverage and greater compression Made by speedo, the world's premier aquatics brand