DOT Cobalt Safety Shoe. The Cobalt’s Superior Quality Bartan Leather and its heavy duty sole protect the boot and its wearer from rugged environments, keeping the shoes in better condition for longer. Slip Resistant. Oil Resistant. Steel Toe Cap (200 Joule Impact Resistant). Genuine Split Buffalo Leather Upper. Heat Resistant To 90 Degrees Celsius. Stylish Design. CE EN ISO 20345 Approved. Anti-Static Removable Inner Sole. Shock Absorption Heel. Lightweight and flexible Dual Density PU Sole. Wider Cut for Added Comfort. Available in Sizes 3-13.