Carhartt FRJ164 Flame Resistant Midweight Canvas Dearborn Jacket with Carhartt's Quilt Lining. 8.5 ounce FR canvas: a blend of 88% cotton and 12% high tenacity nylon. 6.75 ounce FR quilt lining: FR modacrylic batting quilted to twill face cloth. Two inside patch pockets with FR hook and loop closures for convenient storage. Brass front zipper with Nomex zipper tape has inside and outside protective flaps plus covered snaps for electric arc protection. Under collar for optional FR hood. NFPA 70E Compliant. Flame resistant fabric by Mount Vernon Mills. HRC 3 ATPV(CAL/CM2) 33.5 Carhartt FR and HRC 3 labels sewn on left front pocket.