Ansell rubber insulating gloves are manufactured using a proprietary natural rubber process in their ISO9001-02 and ISO14001 facility. These 11" class 0 gloves are compliant with OSITIA, OSHA, NFPA and ASTM standards, as they are a result of innovation in electrical protection. They are colored black and have a rolled cuff, smooth finish, anatomical design and are chlorinated for maximum comfort. They are available in sizes 7-12.