50% polyester, 50% PBTSpeedo trademarked Endurance+ fabric that is 100% chlorine resistant to last 20 times longer with new four-way stretch technologyConstructed with our exclusive 9-thread flat lock stitching technology for stronger seams and a better fit with optimal stretchHand wash cold water, hang or lay flat to dryImportedPerfect for intense swim training, the Speedo® men's Solid Poly Jammer is constructed of super-soft, quick-drying fabric that resists chlorine and fading and retains its shape after repeated wearing. It offers 50+ UV protection and sports an embroidered Endurance logo on the lower right leg....