Propper™ Men's Tactical Shirt - Long Sleeve is another addition to the Propper™ tactical collection.Made of 4 oz. 65% polyester/35% cotton ripstop fabric with Dupont™ Teflon® fabric to protect the duty shirt from stains and liquids. Constructed with a longer tail, to keep your shirt tucked in, and gusseted underarms for a wider range of motion. Mock front buttons hide the zipper front which allows quick access to a vest or weapon.