Mens Long Sleeves Performance Shirt with +50 UPF , is perfect for any outdoors activity . this shirt is approved by the "Melanoma International Foundation" that provides the assurance while under the sun for long hours your skin is protected from the UV rays . the shirt is 100% polyester & the absence of lycra create a comfortable loos fit . It is perfect for any long activity under the sun the shirt will keep you dry from sweat and protected from the sun. machine wash cold , do not use fabric softener ,hang to dry . Please check our Pricetronic Store for more exciting products. our Feedbacks Speaks for fast shipping Great Service and satisfied Customers . Thanks.