The Black Stallion JF2220-GY NFPA 2112 & NFPA 70E 9 oz. FR Cotton Welding Jacket is designed for welders who may be exposed to potential flash fire and arc flash hazards typically associated with Oil & Gas, Utility, and Industrial applications. Tested for both NFPA2112 and NFPA 70E compliance. Maintains protection through 100 home washings (50 commercial laundry cycles).