Coolibar UPF 50+ Unisex Sun Neck Gaiter - 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 Adjustable neck and face coverage with side vents for ultimate neck protection Circumference: 15 1/2 inches (S/M) 20 1/2 inches (L/XL); Height: 19 1/2 inches (S/M) 20 1/2 inches (L/XL); Ensures maximum versatility and wearability; 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