Tapp Collections&trade; UV Protection Arm Cooling Sleeves Soft, comfortable, stretchable, breathable and moisture wicking fabric Helps to protect your skin from harmful UV radiation and helps you to absorb & dry sweat quickly. It also makes you feel cool and comfortable in hot weather when you do outdoor activities. High elastic sleeve, one size fits most of arm length (men and women) Material: High performance Nylon and Spandex fabric; UV-A / UV-B radiation protection Product weight: 1.2 oz / pair