ZR-30 Auto Shoe by Zamp Racing. Manufactured to the highest degrees of safety for motorsports applications, this shoe also features over-the-ankle protection, a rolled heel, and is SFI 3.3 / 5 approved.
This shoe is primarily designed for automotive racing, rather than karting, but can be successfully worn in both applications.
Each pair of ZR-30 shoes is SFI 3.3/5 approved.
Sizing
Shoe sizing is similar to standard shoe sizing for 'normal' shoes. As an example, if you are a size 6 shoe in standard shoe, you will fit a size 6 Zamp shoe.