100% Polyester Imported Pull On closure Machine Wash Our Most Legendary: Super-light HeatGear fabric delivers superior coverage without weighing you down Under Armour’s mission is to make all athletes better through passion, design and the relentless pursuit of innovation Where we started? It all started with an idea to build a superior T-shirt The technology behind Under Armour's diverse product assortment for men, women and youth is complex, but the program for reaping the benefits is simple: wear HeatGear when it's hot, ColdGear when it's cold, and All Season Gear between the extremes. Shipping: Arrives in 3 to 4 business days via USPS First Class. Priority shipping is available at checkout. All orders ship out within 24 hours. We offer hassle free automated returns, and timely cu