With UPF 50+, stretch jersey Essential Tencel Ruched Short Sleeve will protect you from harmful UV rays. It has stretch, is wrinkle resistant and wicks moisture away from the body. 58% cotton, 37% polyester, 5% spandex. Wrinkle resistant, UPF 50+, ruched detail at sides, straight hem, quick dry. Material: 58% cotton, 37% polyester, 5% spandex.