2XU Compression Arm Guard (Single) 100% Other Fibers Imported Benefits: muscle containment for reduced vibrations & oscillation, less muscle fatigue & damage | graduated compression fit for circulatory benefits & faster recovery Features: compression support to the forearm, Elbow and biceps | moisture wicking yarns to keep you dry | antibacterial and UPF 50+ Sun protection | sold as single sleeve Fabrics: PWX flex 70 denier invista lycra for certified Gradient compression | Medical circular 360 degree knit construction creates a consistent yet powerful pressure Active + recovery: running, endurance activities, workout sessions, competitions and racing | post workout recovery and rehab from injury Warranty + care - 12 month Warranty with proof of purchase from an authorized 2XU seller. Machine wash in cold water and hang to dry