Features- Morph Carbon 12 AAS sole with full-carbon insert in the pedal area with a stiffness index of 12.0- The exclusive Anatomical Arch Support(R) made of TPU, allows the shoe to perfectly shape on the bow arch, making it the ideal sole for any type of foot- Speedplay adapter compatible for the lowest stack height between foot and pedal- Double SLW3 dial, the only dial with step-by-step and full release in a single button that provides optimal pressure distribution- Integrated heel system ensures efficient heel retention