Dynamic gradient compression accelerates your blood flow and delivers more oxygen to your active muscles in the A400 Compression Tight. It'll have you noticing improved power, as well as less post-exercise muscle soreness. Biomechanically placed Memory MX fabric around the knee provides controlled compression and unrestricted movement to help avoid muscle strain. Fast-wicking technology transports moisture away from the skin and helps regulate your body temperature. A permanent antimicrobial treatment and UPF 50+ provides all around protection. Hem gripper around the waist, stretch airflow mesh under the arms, and taped and bonded sleeves ensure maximum comfort and support in any activity. 76% nylon microfiber/24% spandex. Imported.