All components of Carhartts Mens Flame-Resistant Duck Bib Overalls are flame-resistant, including the high back with elastic suspender and center release buckles. So, if you work in a hot zone, youll appreciate the reliability and safety of these overalls with 13-oz. flame-resistant duck shell fabric backed with 11.5-oz. 100% cotton flame-resistant quilted lining. Chap-style double front enhances durability. Ankle-to-thigh zippers have Nomex flame-resistant tape and protective flaps with electrical arc-resistant snap closures. Brass fly zipper is also protected with Nomex zipper tape. Multiple tool and utility pockets. NFPA 70E compliant. UL Classified to NFPA 2112. Imported. Inseam: 28. Even waist sizes: 30-50. Inseams: 30, 32 . Even waist sizes: 30-54. Inseam:34. Even waist sizes: 34-50. Inseam:36. Even waist sizes: 34-50. Color: Carhartt Brown, Black, Dark Navy, Steel. Carhartt Style No.: 1001626. Type: Bibs.