Speedo Big Boys' Youth Lightning Strikes Xtra Life Lycra Jammer Swimsuit 80% nylon/20% xtra life lycra Xtra life lycra fabric lasts 5 to 10 times longer to give you more value for your money Resists bagging, sagging, and the effects of suntan lotion, skin oils, and chlorine Unique 9 thread flatlock stitching for superior fit and feel Jammer styling provides more coverage and greater compression Made by Speedo, the world's #1 swim brand