Water-resistant Cordura®and high-abrasion full-grain leather upper. Vibram®“Multisport” oil resistant TC4+ compound outsole has large,open lugs for traversing debris and provides excellent traction on irregular surfaces. Waterproof barrier and gusseted tongue. Durable, easy-to-use molded tooth zipper opening. Long-wearing, water-friendly polyurethane midsole. Dri-Lex®inner lining wicks away moisture and dries quickly for maximum comfort. Nylon shank.