100% waterproof and breathable GORE-TEX liner is engineered to keep your feet dry and comfortable - even in extreme conditions. Full-grain, one-piece, all-leather upper offers a classic look with superior waterproof protection and durability. Vibram Kletterlift outsole is specifically designed for comfort and durability. The heel provides lightweight comfort as well as superb shock absorption. The compound guarantees great traction and stability on both wet and dry surfaces.