The Simpson High-Top Driving Shoe aids driver performance with its features, and assures safety with its fleece Nomex lining. Heel-guard reinforcements are used to make the shoe more durable. Satin suede struck-through leather upper Simpson's exclusive Super Slipper design for overall snug fit Speedfit Ankle Closure Padded heel support with shoehorn tab Self-centering padded tongue Nomex fleece lining with flat seams and athletic insert Polyurethane sole with posi-grip pattern 7-hole lace up for comfort and protection SFI 3.3/5 and FIA approved Size Chart Available Sizes Size Color Part Number Men's 6 Black 28600BK Men's 7 Black 28700BK Men's 7.5 Black 28750BK Men's 8 Black 28800BK Men's 8 Blue 28800BL Men's 8.5 Black 28850BK Men's 8.5 Red 28850RD Men's 9 Black 28900BK Men's 9 Blue 28900BL Men's 9 Red 28900RD Men's 9.5 Black 28950BK Men's 9.5 Blue 28950BL Men's 9.5 Red 28950RD Men's 10 Black 28100BK Men's 10 Blue 28100BL Men's 10 Red 28100RD Men's 10.5 Black 28105BK Men's 10.5 Blue 28105BL Men's 10.5 Red 28105RD Men's 11 Black 28110BK Men's 11 Blue 28110BL Men's 11 Red 28110RD Men's 11.5 Black 28115BK Men's 11.5 Blue 28115BL Men's 11.5 Red 28115RD Men's 12 Black 28120BK Men's 13 Black 28130BK Men's 13.5 Black 28135BK Men's 14 Black 28140BK Note: Sizes shown are for men. Women should order 1.5 sizes down from typical size to adjust.