13 oz 100% cotton FR duck. 11.5 ounce quilt lining: FR modacrylic batting quilted to FR twill face cloth. High back with FR elastic suspenders and FR center release buttons. Chap style double front. Multiple tool and utility pockets. Ankle-to-above knee brass leg zippers with Nomes® FR zipper tape and protective flaps with arc resistant snap closures. FR melamine buttons at waist. Brass zipper fly with Nomex® FR zipper tape. The Carhartt quilt lined FR bib meets the performance requirements of NFPA 70E standards and is UL® Classified to NFPA 2112.
-Arc Rating ATPV 54.3 calories/cm 2
-Hazard Risk Category (HRC): 4