All day comfort, flexibility and durability is guaranteed with the Durango Suspension System. Four key components are engineered together to create a lightweight design that consists of with a two-layer innersole, shank, shock absorbing EVA midsole and a high abrasion rubber outsole with a rolled shank area and rocker heel. Oil & Slip Resistant Outsole Built with an outsole design and materials that help provide slip-resistance and traction on various surfaces. Soft Toe This product is not equipped with safety toe protection. EVA midsole Tempered steel shank Cushion Flex insole Rolled shank area Distressed full-grain leather Round toe Soft mesh lining Contoured, ventilated and removable cushion footbed Single row sole stitch