This Durango Boot Has A Full Grain Leather With A Soft Mesh Lining Inside And Has The Durango X-Pand System Which Is A Hidden Gore Expansion For Universal Fit And Easy On Off. This Style Contains A Comfortable 7-Layer Outsole System. Also Includes A Slip, Oil And Abrasion Resistant Rubber Outsole That Offers Instant Gratification. The 1 ½ Inch Rocker Heel Lessens Stress By Promoting A More Natural Heel Strike And The Rolled Shank Area Is Perfect For Stirrup- Friendly Ease.