Morph-Carbon-12-AAS sole with full carbon insert in the pedal area and a stiffness index of 12.0. The exclusive Anatomical Arch Support® made of TPU allows for a perfect fit to the foot arch, making the sole an ideal choice for any foot. Compatible with Speedplay adapters for the smallest distance between foot and pedal. The unibody construction strategically combines large mesh inserts with ultra-thin, reinforced materials, ensuring unmatched breathability and targeted stability. The asymmetrical lacing relieves pressure on the instep and provides an optimal fit. SLW3 dial with extra Velcro strap: the only closure that allows for incremental loosening and complete opening with just one button. Performance Regular insole for better support.