Men´s UA Trail Run Launch Tank.Running gear designed specifically for the hazards of the trail.Light, ultra-durable, stretchy, and built to dry fast.No trail is too tough.FEATURES:-Lightweight, textured mesh fabric is super-breathable to keep you cool & dry on the trails.-4-way stretch material moves better in every direction.-Material wicks sweat & dries really fast.-Odor control technology minimizes odor.-Side-vent hem.-Interior bungee loop on collar for easy hang up.