The Grainger Approved Insulated Navy Fabric Weight Jacket is a lightweight, water-resistant jacket made of 100% nylon with polyester insulation. It features a full-length zipper closure, two lower-front pockets, elastic cuffs, and an adjustable hood and hem. This navy blue jacket has 140g 3MTM ThinsulateTM insulation for warmth without bulk. It meets standards for arc flash protection with an ATPV rating of 8.2 cal/cm2. The jacket is available in sizes S-4XL.