Carhartt Men's 101628 Flame-Resistant Striped Duck Bib Overall - Quilt Lined 13-ounce, 100% cotton FR duck 11.5-ounce, quilt lining: FR modacrylic batting quilted to FR twill face cloth High back with FR elastic suspenders and FR center-release buckles Chap-style double-front enhances durability Brass zipper fly with Nomex&reg; FR zipper tape