O'Neill Men's Skins Pocket Surf Tee 93% polyester/7% elastane Imported Hand Wash Slim fit swim shirt with chest pocket for wearing in or out of the water Comfortable breezy fabric Sized so that if you choose your regular clothing size, it will have a snug fit with a little room to spare. (Many people find that ordering one or two sizes up provides a casual fit.) 50+ UV Protection factor to protect you from harsh rays Heathered 5 oz. weight fabric (93% polyester, 7% elastane) with overlock seams