Our flame-resistant duck active jac is a combination of durability, comfort and protection. Made of 13-ounce, flame-resistant 100% cotton duck, it is quilted-lined and features two inside patch pockets with flame-resistant hook-and-loop closures, Nomex® rib-knit cuffs and waistband and a brass front zipper with Nomex® zipper tape and hidden snap closure for electric arc protection. NFPA 70E compliant. Sizes available: SM-4XL. Colors available: Brown and Dark Navy.