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 AllSeasonGear between the extremes Quick-drying one-piece performance moulded EVA slide, perfect for locker room or poolside use