POLYYAMIDE sole, with carbon insert in the cleat-mounting area for increased rigidity. Features: 100% compatible with all road pedal systems.

 Thermoformed removable insole. Synthetic upper with ventilated mesh. Maximized surface area of mesh for optimum ventilation. Front side vents. Closure consists of 1 strap with adjustable buckle and 2 velcro straps in non-stretch fibers to hold foot securely. Padded inner tongue provides comfort and protects foot. Weight: 690g (claimed, size 39).