Unique Design, Comprehensive Protection Unique personalise design, make you more outstanding, accept Personalized customization or if you have qustion, please feel free to contact us. More carefully, more considerate Wearing cooling sport sleeves feels protected. Fully tested and certified to be UPF 50+. The highest protection rating, block 99.8% of UVA and UVB rays. Wearing our sleeves, no risk of getting burnt, no more inconvenience heavy parasol, no more toxic sticky sunscreen on your arms, no need to reapply throughout the day, just put them yourself or the kids at the beach, or any outdoor sports, no more chasing them around with the sunscreen, you are fully UV protected all day long. Wearing cooling sport sleeves feels like having an air conditioning system wrapped around your arms. Making of special performance cooler material, our sleeves deliver an instant cooling effect on you skin in the hot days while you engage in outdoor activities like building, gardening, golfing, basketball, tennis, cycling, fishing, triathlon training, jogging, driving the car, and more. You even wear them inside air-conditioned office to keep your arms warm. NOTE: 1. Can use a neutral detergent to wash in 30¡æ water temperature. 2. Soak for 10 minutes in detergent, cannot be steamed or boiled 3. To make it lint-free, please wash it with hand gently, do not scrub hard, avoid twisting force, do not scrub with brush. 4. Please wash separately, avoid to clean together with the deep color clothing. Line dry, dry in shade.