Body Area: Arm between shoulder and wrist Gender: Men/Women Color: White Following extensive ongoing research, consultation with the world's finest athletes, sporting institutes, 2XU is proud to present PWX - A collection of premium Compression fabrics engineered to offer optimal POWER, WEIGHT + FLEXIBILITY in perfect equilibrium depending on your needs. Each PWX fabric features high grade elastomeric yarns + a superior grade circular knit structure to allow 360 degree stretch, unsurpassed power + flexibility. Features Using PWX POWER for enhanced compression Graduated seamless design Highest power denier targeted to biceps, triceps + forearms Graduated fit to promote increased circulation for recovery Reduces soreness + enhances flushing if blood lactates from exercising muscles UPF 50+ Sun Protection Antibacterial Moisture wicking Sold In Pairs 2XU GRADUATED PRESSURE 2XU?s graduated compression technology boasts regulated pressure throughout all garments to deliver performance benefits during and post exercise. By enhancing circulation through increased venous function, more oxygenated blood is delivered to the muscles that need it most. At the same time, by-products created by exercise, such as lactic acid, are flushed from the muscles to reduce fatigue and decrease recovery time. How should my 2XU Compression garments fit? Your 2XU Compression garment should fit the body snugly and firmly without uncomfortably ?cutting in? to the body. If this is the case, you should review your size choice. For upper body garments, a free range of movement in the shoulders is essential, as is comfort in the underarms.