Charged Cotton has the comfort of cotton, but dries much faster 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 Fast-Drying Shirt – The t shirt for men is designed to dry quickly; The innovative fabric keeps sweat away from the skin and prevents damp patches Soft on Skin – The men's short sleeve tee is crafted using super soft, comfortable fabric that is kind to skin and offers relief all day long