jxhracing C038LH SFI Two Layers Aramid Fiber Auto Racing Suit Large SFI 3.2A-5 Homologation. Fabric: Two Layers Aramid fiber. Excellent performance of fire protection and heat insulation. Adjustable ribbon on the forearm for fix. Classic and contrast black and red colors design much impressive, jointing the white strip to highlight. Concealed double-ended zipper. Velco collar and belt are convenient for putting on or taking off. Knit shoulder gusset for full range of movement.Knit rib design for cuffs and boot cut legs with inside ribs.