Carhartt Men's Flame Resistant Lined Utility Denim Jean 100% Cotton Imported Machine Wash NFPA 2112 Compliant HRC3 ATPV 33 Relaxed fit sits slightly below the waist Relaxed seat and thigh Garment washed for soft finish Arc-resistant button closure at waist Brass zipper fly with Nomex FR zipper tape Two reinforced back pockets Triple-stitched main seams Straight leg opening Carhartt FR label sewn on back pocket NFPA 2112/HRC 3 label sewn on coin pocket