Carhartt Men's Flame Resistant Washed Duck Work Dungaree 88% Cotton/12% Nylon Imported Machine Wash NFPA 2112 Compliant HRC2 ATPV 15 Full seat and thigh Garment washed for soft finish Arc-resistant button closure at waist Brass zipper fly with Nomex FR zipper tape Left-leg utility band Triple-stitched main seams Straight leg opening Carhartt FR label sewn on back pocket NFPA 2112/HRC 2 label sewn on front waistband