This boot has a premium full-quill ostrich foot with full-grain leather upper and ostrich overlay on the pull tabs. This style is leather lined, has the Durango X-Pand system for easy on/off and the Durango ERC footbed that energizes each step. It also has a cushion flex insole with a rigid rear foot stabilizer, nylon shank, rolled shank area and hand pegged and nailed genuine leather outsole.