Speedo Big Boys' Quark Splice Youth Jammer Swimsuit 51% PBT Brushed Polyester/49% Polyester Imported Four-way stretch jammer swimsuit with contrast sides featuring drawstring inner waistband All the long lasting performance qualities of our Endurance+ fabric in a 10 percent lighter weight that resists bagging, sagging, and the efects of suntan lotion , skin oils, and chlorine From our race/performance line in waist sizing Drawstring inner waist for secure fit and adjustment Four-way stretch jammer styling provides more coverage with UV sun protection and adds compression to reduce fatigue Made by Speedo, the world's premier aquatics brand