The Durango Men's 11" Western Black Rebel is made of full-grain leather with an unlined leather shaft. It has the Durango X-Pand System on the inside medial seam which is a hidden gore expansion for a universal fit and easy on/off. Inside it has the Durango X-Treme Comfort Memory Foam footbed which provides all day comfort and support and a cushion flex insole. It has a fiberglass shank, rolled shank area and a lightweight and flexible molded EVA midsole. The outsole is slip and oil resistant, dual-density and abrasion resistant rubber with a single row sole stitch around the round toe for added durability and a 1 ½ " rocker heel.