The Rocky IronClad Waterproof Lace to Toe Work Boots are tough as iron. These rugged men's work boots are developed and designed for the toughest of workers. This 6'' boot also features the Rocky Waterproof system. Water stays out, but air gets in. Your feet stay dry. You'll be amazed by its seven-layer comfort outsole system. The contoured and ventilated polyurethane footbed keeps your feet cushioned and cool during a hard day's work. Material: Leather.