10-ounce, 88% cotton, 12% nylon flame resistant duck
Heavyweight quilted flame resistant twill 
Meets the requirements of ASTM F1506, NFPA 70E, NFPA2112, and OSHA 1910.269
Heavy-duty flame resistant brass zipper 
Deep bi-swing action back 
2 Flame resistant lined front pouch pocktes 
Triple-needle stitched main seams