A former fullback for the University of Maryland, Mr Kevin Plank created Under Armour to ensure athletes have the right kit to go the distance. - This 'Reactor' top features the label's innovative ColdGear® technology which regulates body temperature all the way through your workout - Designed to be worn as a baselayer, this lightweight piece is cut from a textured stretch-jersey that sits next to the skin without feeling too tight - It's fitted with breathable stretch-mesh side panels - Reflective logos aid visibility in low-light levels - The four-way stretch material is created with anti-odor technology while wicking away sweat and drying quickly Shown here with Under Armour Training bottoms, Under Armour sneakers, Falke socks. - - Blue textured stretch-jersey - Black-print stretch-mesh side panels - Fabric1: 84% polyester, 16% elastane; fabric2: 92% polyester, 8% elastane - Machine wash