Water repellent full grain leather ranger, leather lining, antistatic, anti-shock, slipping resistant, non metallic APT Plate midsole Zero Perforation. All the metallic parts (i.e. Buckles or rivets) on the external surface of the boot are covered or upholstered. Full HEAT BARRIER footbed made of soft and scented polyurethane, antistatic, anatomic, holed, insulating against high temperatures, covered with cloth. The thermal comfort inside the footwear is granted thanks to the special polyurethane compound devised to give high insulation. Stitched sole, fully made of nitrile rubber resistant to extreme temperatures from -20 C to +300 C. Adjustable hook and loop closure, fireproof laces. KEVLAR triple needled stitching at major stress points. Standard: EN ISO 20349:2010 Width: 12 Mondopoint Safety Rating: S3 Hi HRO FE AL HI1