Roxy rash vest with great style lines, ergonomic seam placement, 4-way stretch and quick dry properties. Perfect for under a wetsuit of giving you great sun protection , Features:, U.P.F. 50+ Sun Protection, UV Protection, Quick dry, Rash Protection, Flatloc Stitched, , , Materials, 60z Nylon/Spandex 4-way Stretch, PLEASE NOTE THAT RASH VESTS ARE DESIGNED TO BE WORN SKIN TIGHT AND ARE THEREFORE VERY SLIM FITTING. IF YOU ARE BETWEEN SIZES THEN WE RECOMMEND BUYING A SIZE BIGGER.