coolibar upf 50+ women's long sleeve t-shirt - sun protective,medium,white coolibar searching for sun shirts that'll go with anything in your wardrobe? our morada everyday long sleeve t-shirt is a solid choice-and a great value. it's slightly fitted to feel like it's made just for you. dress it up or down, wear it solo or layered: the choices are yours. plus, the long sleeve shirt features our latest technology development called zno fabric. zno fabric embeds millions of tiny particles of zinc oxide -- the same ingredient that is used to block uva & uvb in better sunscreens and to treat mild skin irritations and burns -- into every fiber. these zno particles cannot wash or wear out. buy several colors and expand your mix-and-match options!