The Impact Racing Redline SFI 3.3/20 series high-top shoe is the ultimate in drag racing protection. Ideal for nitro and alcohol-powered racecars, the Redline features an ultra-plush meta-Aramid interior offering an unparalleled level of defense against direct flame and heat transfer. Manufactured from exceptionally lightweight soft-suede exterior, Impact’s Redline is designed with an ultra-thin, oil-resistant, and anti-static sole providing superior pedal sensitivity. Featuring a vapor permeable inner sole liner for improved moisture wicking, the Redline also offers a deep Achilles cut-out for maximum range of motion and finishes with a hook and loop ankle strap for greater support. Manufacturer certified to the SFI 3.3/20 specification.