We added UA SmartForm to our powerful UA RUSH™ fabric to keep your focus fixed in place with a one-of-a-kind innovation that adapts to your every move UA RUSH™ is infrared technology that reflects your body's energy to help you work harder & recover faster Material wicks sweat & dries really fast Anti-odor technology prevents the growth of odor-causing microbes SmartForm pattern technology that forms to your shape & moves with you for a custom fit Strategic mesh panels for added breathability Updated gusset design provides ultimate support & comfort Drop-in Strength Pocket™ on right side for easy storage Style #: 1370316 Inseam: 11" Powered by Celliant Body: 82% Polyester/18% Elastane Auxetics: 79% Polyester/21% Elastane Imported Compression: Ultra-tight, second-skin fit. Machine wash cold with like colors Use only non-chlorine bleach when needed Tumble dry low Do not iron Do not use softeners Do not dry clean