Men's Carhartt FT1509 Ironwood 11" Wellington Work Boots Every detail that goes into an Ironwood work boot is focused on keeping you at your top performance. Equipped with a high-traction rubber outsole designed with 90 degree heel for extra grip and stability. Lightweight polyurethane midsole and Insite® Technology Footbeds absorb and return energy with each step to keep you moving with comfort. Built for harsh weather conditions with 400g LiteFire®, extreme abrasion resistant HELCOR® coated leather, breathable Storm Defender® waterproof protection and sweat wicking FastDry® linings. Kick these boots off at the end of a tough day with the heel-kicker utility ledge and see how fresh your feet feel.