The Blundstone Black Work and Safety Series Boot, No. 179, is a black premium oil tanned leather safety boot with a polyurethane midsole and thermo urethane outsole that is designed to be resistant to hydrolysis and microbial attack. This style includes a removable EVA footbed with XRD forepart inserts to help provide greater comfort and a non-metallic penetration resistant midsole. The boots also feature a kick guard that protects the leather at the toe and are electrical hazard resistant.