Speedo Men's Endurance Lite Quark Splice Brief Swimsuit 51% Other Fibers, 49% Polyester Imported 10 percent lighter weight fabric than Speedo endurance+ fabric that won't weigh you down in the water Resists sagging, bagging, and fading 51 percent pbt/49 percent polyester All the long lasting performance qualities of our endurance and fabric in a 10 percentage lighter weight Resists bagging, sagging, and the effects of suntan lotion, skin oils, and chlorine Made by speedo, the world's premier aquatics brand Traditional performance brief with 3 inch side panel and inner drawstring waist