Speedo Men's Endurance Lite Rainbow Weave Brief Swimsuit 51% PBT/49% Polyester Imported All the long lasting performance qualities of our endurance+ fabric in a 10 percent 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 traditional 3 inch side panel performance brief Made by speedo, the world's premier aquatics bran