Sidi Genius 10 Road Cycling Shoes Featuring a Microfibre Microtech upper, a Carbon Composite 20 sole and replaceable heel pads, the Sidi Genius 10 Road Cycling Shoes are designed with comfort and performance in mind. The Soft Instep 4 is a feature when paired with the Sidi Heel Cup, that holds the foot securely in place within the shoe. Tecno 3 is Sidi's closure device. Made up of a dial and strong wires, this device is designed to be easily adjusted on the fly and provides an even amount of pressure across the foot. Compatible with 3-hole cleat systems, such as Shimano SPD-SL and Look, the Genius 10 Road Shoes are ideal for all your road adventures.