American built Keen. Dry waterproof, breathable membrane, Material: Waterproof nubuck leather upper Oil and slip resistant non-marking rubber outsole Direct attach PU midsole ,Hydrophobic/hydrophilic 2-zone comfort lining Removable metatomical dual density EVA footbed. thermoplastic polyurethane shank for midfoot support Nubuck waterproof leather upper,Care:Use a leather cleaner and conditioner. Removable metatomical dual density ethylene vinyl acetate footbed