Lightweight yet durable, these quick duck overalls are flame-resistant, water repellent, and tough as nails. Mid weight • 8.5-Ounce, FR quick duck: 88 percent cotton/12 percent nylon with rain defender durable water repellent • insulated with 150 gram 3 m thinsulate platinum insulation FR • high back with FR elastic suspenders and FR side-release buckles • bib pocket with zipper closure • chap-style double-front enhances durability • brass zipper fly with Nomex FR zipper tape • FR melamine buttons at waist • articulated knee enhances ease of movement • multiple tool and utility pockets • brass leg zippers with Nomex FR zipper tape and protective flaps with arc-resistant snap closures • Carhartt FR and NFPA 2112 labels sewn on front pocket • meets the performance requirements of NFPA 70E and is UL Classified to NFPA 2112