Iowa Waterproof Poly Casual Boots in Black | Dr. Martens。Ready for anything. Built with tough Black Republic WP leather and extra-tough nylon, it’s ideal for wet conditions. Sitting on a black and gunmetal GripWair sole, it’s got a bit of extra traction, even on slippery surfaces. A DryWair lining helps to wick away moisture, keeping feet dry and comfortable. Republic WP is a Crazy Horse leather with a waxy, oily finish and medium pull-up effect. Care with Wonder Balsam Our unique GripWair sole design provides extra traction on slippery surfaces DryWair is a proprietary, highly breathable yet waterproof membrane that locks out moisture while allowing feet to breathe