ze 41/42 COMPATIBILITY: NOT suitable for using on flat or platform pedals, are compatible with Shimano SPD ONLY. (Cleats are NOT included). These sandals are perfect for casual riding and spin class. COMFORT: Way more air flowing through the shoes than conventional cycling shoes, especially when the weather is hot or humid. 3 hook and loop straps, moulded EVA footbed and breathable strap underlay, working together to improve ergonomic fit and great barefoot comfort. TOE PROTECTOR & BREATHABLE STRAP UNDERLAY: Rubber-closed toe anti-collision design features wear-resistant and flexible, protecting your toes and ensure your safety and comfort during outdoor activities.