As rugged as a shoe gets. With durable high-traction rubber outsole for excellent grip on a variety of surfaces. Waterproof full-grain leather upper with moisture-wicking Cambrelle lining to keep foot cool, dry, and comfortable. Wide base of support in heel, extra cushioning and stability midfoot. For tougher trail walking. Specifications Vibram rubber outsole, steel shank, waterproof upper, EVA footbed, Hydor-shield