This Simpson Standard-19 series driving jacket performs like a 3-layer piece at a 2-layer price! These SFI-3.2A/5 rated pieces feature an outer layer of 6.5oz Nomex III gabardine twill quilted to an 8oz Nomex fleece inner layer for outstanding comfort and flame-retardant protection rating. These suits have a woven matte finish, zippered breast pocket, and Simpson's classic three-stripe sleeve design.