1. Cooling & Protection: With Innovative Cooling and Drying Technology and Upf 50 Protection to Block Out Over 98% of Harmful Uva and Uvb Rays， The Outdoors' Cooling Sun Arm Sleeves Will Give Cooling and Icy Feel to Save You From the Sticky and Annoying Heat During Long Hours Under the Sun.2.For all Sports & Outdoor Activities: Designed for Long， Hot Hours Under the Sun， Our Sports Compression Sleeves To Cover Will Keep You Or Kids Comfortable Whether You're Elbowing， Golfing， Fishing， Playing Basketball， Cycling， Hiking， Driving or Even Gardening. Our Tattoo Sun Sleeves followed for Professional Athletes， High School and College Athletes， Youth Athletes， Adult Athletes， Kids and Casual Users. Anti-Slip， Stretch & Moisture Wicking performance.3.Seamless Comfort: UNLIKE OTHER SUN SLEEVES THAT MAK YOU ITCHY AND LEAVE PRINTS ALL OVER YOUR ARMS， THERE SUN SLEEVES ARE SEAMLESS. We make sure you'll be comfortable and happy. The Pro-Fit Compression Sleeve is Design to Wick Sweat from Your Skin， Keeping You Cool in the Heat and Warm in the Cold. Keeping Your Body at Optimal Temperatures Will Help Give You Comfortable and Clean Experience.4.STRETCH Fit and washable: our compression arm sleeve are incredibly sustainable and stretchy. Easy to Machine Wash and Hang Dry. Our Tattoo Cover Up Sleeves Stretchy 89% Polyester 11% Spandex Blend Make Them Perfect for Both Men and Women. Sold as one peers.5.ONE SIZE FITS MOST: The Performance Arm Sleeves Are Stretchable Enough to Ensure Stretchy Fit For Most Men and Women， and Sustainable Enough to Guard Against Light Levels of Abrasions， Great for Landscaping and Hauling Brush. Following for 40kg-90kg