Shoes, Leather, resilient and light-weight Separated from the ankle strap closure. Leather with Holes for maximum breathability. Foot assistance with nylon reinforcement to ease pressure on the foot and offer outstanding level of sensitivity. Thin laces for enhanced move and a lacing. The rotating heel cuff style for easy pedal operation. Injected sole for maximum grip and resistance to use and tear. Homologation FIA 8856-2000 FIA.