The more you sweat, the heavier most shirts get. UA Vanish is light, extra stretchy, breathable, and fast drying so you can work hard without getting weighed down. It's everything you need to eliminate distractions. UA RUSH™ is infrared technology that reflects your body's energy to help you work harder recover smarterMaterial wicks sweat & dries really fast4-way stretch material moves better in every directionSide-vent hemOdor control technology minimizes odorWash garment inside outMachine wash cold with like colorsUse only non-chlorine bleach when neededTumble dry lowDo not ironDo not use softenersDo not dry cleanStyle #: 1383973Powered by Celliant90% Polyester/10% ElastaneImported