HeatGear™ slides over your body with a second-skin fit, delivering compression without restriction, making it the perfect choice for any activity, on the field or on the job. The Under Armour Fabric™ pulls perspiration off your skin, leaving the moisture on the outside of the shirt where it runs off or evaporates. The result? You’re left cool, dry, and lighter than the competition. This t-shirt is the cornerstone of the Under Armour HeatGear™ line. A form-fitting T-shirt that pulls moisture off your skin, keeping you cool, dry and light. Perfect for wear underneath your uniform, pads or work clothes.