Flame-Resistant Quick Duck® Lined Bib Overall 8.5-ounce, 88% cotton / 12% nylon FR Quick Duck® 150g 3M™ Thinsulate™ Platinum FR insulation Meets the performance requirements of NFPA 70E UL® classified to NFPA 2112 High back with FR elastic suspenders and FR side-release buckles FR melamine buttons at waist Brass zip fly with Nomex® FR zipper tape Carhartt FR and NFPA 2112 labels sewn on front pocket Multi-compartment bib pocket with zip closure Two large lower-front pockets Two reinforced back pockets Articulated knees for ease of movement Double-layer knees with openings for adding knee pads and cleaning out debris Brass leg zips with Nomex® FR zipper tape and protective flaps with arc-resistant snap closures Imported