Bestselling top-tier road shoe upgraded with S-PHYRE technology. New synthetic upper material ensures glove-like fit while reducing weight & increasing breathability Surround wrapping upper structure reduces overlap providing a glove-like fit & eliminating hot-spots Super low stack height helps stabilize foot maximizes power transfer & efficiency Newly developed midsole construction cuts stack height significantly improves ventilation & water drainage Full carbon outsole maximises power transfer & pedalling efficiency Dual BOA L6 dials ensure precise fit & comfort Weight: 240g (size 42) Stiffness rating: 10