The Premium Skins Compression short from O'Neill is the perfect base layer to keep you comfortable and moving freely in the water. It features an elastic waistband for a secure fit, 4-way stretch material, and rash protection. Made from 91% nylon / 9% spandex. Brand new with tags size large and double extra large. * 50+ U.P.F (Ultraviolet Protection Factor) * Quick Dry, Rash Protection * 6oz. Nylon/Spandex * Flatloc Stitched * Performance Fit: Form fitting tight layer fits like a second skin