A great fit, maximum sun protection, and cleanly designed graphics make the O'Neill Basic Skins Rash Tee a must-have for fun in the water and sun. . Quick-drying polyester and spandex fabric with 4-way stretch. UPF 50+ for maximum protection from harmful UV rays. Rash protection helps prevent chafing and wax irritation caused by paddling. Flatlock construction with breathable, overlapping flat-stitched seams offers chafe-free comfort and superb durability for warmer conditions.