Keep cool with the Iso-Chill Brush Line Long Sleeve Tee by Under Armour! This base layer utilizes a special blend of fabric with flattened out fibers which pulls excess heat away from the skin, making it feel cool and comfortable to the touch. This fabric also wicks away sweat and dries quickly to help regulate perspiration, and also offers UPF 50+ protection to shield you from the sun's harmful rays. In addition, the sleeves are articulated to promote a full range of unrestricted movement. Features: Special blend of fabric which pulls heat away from the skinUPF 50+ protectionArticulated sleeves for unrestricted movement Under Armour Whitetail Iso-Chill Brush Line Long Sleeve T-Shirt UA Barren Camo/Black 1361308-999 Top, 3XL