The Under Armour Men's T-Shirt is made of UA Microthread, which dries quickly, is breathable and wicks away sweat. It has a zipper for easy layering and integrated thumbholes that keep the sleeves in place. Odor control technology minimizes unpleasant odors. The main fabric contains at least 90% recycled polyester. Perfect for sports activities with functional elements and raglan sleeves for freedom of movement.