Specifications Type Stealth 6" Boot With Side Zipper Toe Composite Upper Smooth Leather And Ballistic Nylon Color Black Lining Nylon Mesh Insole Removable F2A Polyurethane Cushion Insert With Shock Eliminator Heel Cushion Outsole Dual Density; Mountain Trail Rubber Bottom And Eva Cushion Midsole Special Feature 100% Non-Metallic, Extra Wide Toe Features Astm F2413 F2A Foot Force Athletic Insole Side Zipper Xtr Brand Composite Toe Cap Electrical Hazard Security Friendly