Abrasion and tear resistant, PU coated, waterproof full-grain leather and SuperFabric upper. Abrasion resistant toe and heel cap. Speed lace fastening system for secure fit. 100% waterproof and breathable GORE-TEX Extended Comfort (XCR) lining. Cushioning polyurethane footbed with additional layer of open cell construction for air circulation. Stable performance and secure fit featuring a heel guardrail and forefoot plate in Danner's patented.