FEATURESKEEN.Dry waterproof, breathable membrane Leather mud shield offers resilient durability Injected TPU heel-capture system for stability ESS shank offers lightweight support Resilient, internal shank 4mm multi-directional lugs for traction Cleansport NXT™ for natural odor control Environmentally-preferred premium leather from LWG-certified tannery MATERIAL Waterproof leather and performance mesh upper KEEN All-Terrain rubber outsole for higher-traction grip Dual-density, compression-molded EVA midsole Breathable mesh lining Removable metatomical dual-density EVA footbed CARE We've carefully selected leather uppers designed to last. Then again, if you're wearing your KEENs daily, they won't always be scuff and dirt-free. To treat day to day wear and tear, especially on lighter color leathers, we recommend using a leather cleaner and conditioner, found at most footwear dealers and/or shoe repair shops.