Thorogood Commando II Deuce Durable full-grain and action leather upper for ultra long-lasting damage resistance Cement construction allows for a long-lasting, heavy-duty work boot Air circulation provided by 1200-Denier nylon inserts Two-zone wicking mesh absorbs perspiration, keeping feet dry and pores ventilated and sweat-free Patented Thorodri waterproof system, a ventilated watertight membrane with taped seams to keep your feet from getting water logged