Steelite Goodyear Welted Safety Boots are manufactured from high quality full grain leather with padded collar and tongue for comfort fit. Includes cambrelle lining for breathability and durability for the wearer and heal re-inforcement. The sole unit is resistant to oils,acids and alkalis and resistant to 300 degrees C temperature. Steel Midsole for added protection. The flexi-Welt version is also equipped with an extra flexible sole for wearer comfort.