Berne Men's Flame Resistant Deluxe Insulated Bib 88% Cotton/12% Nylon Imported Machine Wash HRC 3 or ATPV 37 10 oz. 88% cotton/12% high tenacity nylon flame resistant duck shell fabric Heavyweight quilted FR twill insulation and liner Two way flame resistant brass chest zipper with storm flap and covered snap closures Heavy duty brass leg zippers with storm flaps and covered snaps Reinforced knees Inuslated high-back design for maximum warmth Triple needle stitching Meets the requirements of ASTM F1506, NFPA 70E, NFPA 2112 and OSHA 192.269(I)(6)(iii)