Top-level Karting Boots with Dial-Type Laces Based on the Official Omp "One Evo Xr" Model Competition Boots. Equipped with a new generation sole that guarantees the best feel and grip, it is made of extremely light microfiber that guarantees breathability and has a protector on the toe. In addition, the rear bellows have been generously equipped with technology that allows it to withstand prolonged driving without compromising the controllability of the pedal.