Electrical Insulating fireman’s boots, with rubber uppers, a protective toe cap, a flame retardant rubber outsole and a comfortable woven cotton canvas lining.- Flame retardant rubber upper with heat insulation and chemical resistance- Flame retardant, fuel oil resistant and slip resistant rubber outsole- Withstands 18kV and high temperature- Cold insulating outsole construction- Steel midsole that withstands pins and sharp object.- Comfortable woven cotton canvas lining- Steel toe cap (EN ISO 20345)