Coolibar UPF 50+ Men's Long Sleeve Everyday T-Shirt - Sun Protective Cotton/Viscose from Bamboo/Spandex Blend Pull On closure UPF 50+ - protects against 98% of UVA and UVB rays ZnO SUNTECT&reg;: Super soft against the skin, lightweight, cool and comfortable with the highest quality zinc oxide protection Authentic t-shirt will have Coolibar logo on wearer's left sleeve and tagless Coolibar tag on inside neck Easy care: machine wash, tumble dry; Imported Recommended for everyday leisure, around the patio, around town or just hanging around, walking the dog, gardening or light yard work