4.5 Oz. Nomex IIIA Industrial Coverall has an arc rating of 4.1 cal/cm2 and meets NFPA 70E Hazard Risk Category 1. Garment features two extra-deep front pockets, two rear patch pockets, two double-stitched chest pockets and one tool pocket on the right leg. This garment also offers pass-thru access to your inner clothing. Clothing is constructed with a solid brass breakaway zipper, an elastic waist and snap wrist closures. The seams are double stitched for enhanced durability The roomy leg cut allows this clothing to fit over your boots. UL Classified to NFPA 2112.