The SIDI Racing Boots Rex are designed for professional racers and motorcycle enthusiasts who demand durability, protection, and performance. Featuring the innovative Techno-3 Push closure system, these boots offer a secure and adjustable fit for maximum comfort. They are equipped with ankle supports and a side ventilation system to keep your feet cool during intense rides. The asymmetrically shaped heel cup ensures optimal stability, while the replaceable sliders provide added protection and longevity. Inside, the boots offer a nylon insole with a removable foot arch pad, catering to personalized foot support needs.