CEP Arm Coolers are a non-compressive arm sleeve designed to protect the athlete from the harmful effects of the sun during endurance training and racing. SPF 50+ sun protection comes from the high-density knit structure and UV absorbing yarn. CEP Cool-Cell technology reacts with sweat or water to reduce skin temperature by up to 6 degrees, keeping your skin temperatures low and reducing fatigue.FEATURES UPF 50+ SUN PROTECTION HYPER DRY WICKING FABRIC COOL-CELL MOISTURE ACTIVATED SKIN COOLING TECHNOLOGY COMFORTABLE ELASTIC BICEP CUFFTARGET GROUPRunners, triathletes, cyclists and outdoorCOLORAvailable in: whiteMATERIAL90% polyester, 10% spandexWASHING INSTRUCTIONSThe CEP compression sportsocks require careful washing to protect the fibers and preserve the performance-enhancing effect and in-wear comfort.Please note: Wash the CEP compression socks and sportswear after use Wash in machine, delicate cycle, 40C Do not use bleach May be dried at a low temperature in a tumble dryer Never allow to dry in direct sunlight or on a radiator Do not iron Do not dry-cleanSizing Chart