The SCOTT Road RC offer without compromise and a higher power transfer thanks to their rigidity index equal to 10. Designed to maximize every watts of your effort, these shoes ensure that energy is not wasted. The Boa Li2 adjustment system offers precision micro -regulation, ensuring that the foot is firmly. The light and tapered design improves comfort without compromising performance.Specifications:Use StreetComposition UROMA: thermoplastic polyurethane (TPU) – Polyester (PES) lining: polyester (pes) sole: carbon fiber – nitrilic rubber (NBR) footbed: ethylene vinil acetate (eva) – PoliaMide (PA)Closure Boa Li2 adjustment systemCharacteristics Boa precision with micro regulationSole with rigidity index 10 for runnersPolyurethane light adaptable for a perfect fitTacchetti compatibility with three screws for specific road pedalsWeight approx .260 g for footwear (US 8.5)Fit Racing