Meets or exceeds standards for HRC1, Arc Rating ATPV 6.5 calories/cm2, NFPA 2112 Compliant Cert by Underwriters Laboratories to meet the req of NFPA 2112 Standard on Flame Resistant Garments for Protection of Ind Personnel Against Flash Fire, 2012 Ed. Two-way concealed Nomex taped brass breakaway zipper, concealed snap at top of zipper at neck Two angled chest pockets with concealed zip closure. One-piece bi-swing action back. Garment meets NFPA 2112 and CGSB 155.20 Bulwark brings over 45 years of frontline experience to the realities you face every day to help you make safety a shared priority. Compare our quality to similar garments from Carhartt, Workrite, Goodthreads, Chefworks, Cintas, Cherokee, or Magellan