Carhartt® delivers flame-resistant protection in a high-quality work jean. Made of midweight 11.75-oz. flame-resistant 100% cotton to protect you from burns caused by electric arc or flash fires. NFPA 70E compliant. Sits below the waist, has a full seat and thigh and 19in. leg openings to fit over boots. Has arc-resistant snap closure at waist, brass zipper with Nomex® tape, multiple tool and utility pockets, reinforced back pockets and left leg utility band. Triple-stitched seams. Model# FRB13. Regular style: waist sizes 3035 and 3650 (even sizes). 30, 32, 34 and 36 inseams (30, 32 and 34 for 35 waist).