The Under Armour Vanish Seamless Novelty T-Shirt in Black is designed for intense training sessions. It features seamless construction to reduce chafing and ultra-breathable fabric to keep you cool. The 4-Way Stretch Material moves effortlessly with your body for unrestricted mobility. This t-shirt is made from a blend of Nylon and Polyester, with engineered ventilation mapped to areas where it's needed most. It also incorporates odor control technology to minimize odor and is machine washable. This specific variant is a size Medium.