Simpson Standard 19 2-layer driving Jackets feature flame-retardant layers of gabardine Nomex III. This high performance fabric has a matte finish with a zippered breast pocket and is box quilted for strength, comfort, and good looks. These Simpson driving suits are SFI 3.2A/5 rated. They are available in a variety of sizes and colors that will match your requirements and display your passion in the winner's circle.