Fast Feet Sock Size:L/XL Josh admitted that the starting

Josh admitted that the starting point for this product was a hot wax recipe he had used for years with pro teams that had won numerous world and Olympic medals

lighting up a new path beyond the arc with optimally balanced internal construction

- Durable PVC Material- Safety valves - Respects all relevant European standards - Contains no dangerous phthalates

Clamp Compatibility: Includes 2 sets of clamps for compatibility with both 22

10-42 Compatible

Fast Feet Sock Size:L/XL Josh admitted that the startingCastelli's fast feet aero cycling socks are constructed with engineered grooved Lycra to help detach airflow, with the intention of improving aerodynamics for faster riding. The lower portion of the sock is based on Castelli's time proven Rosso Corsa, with the aim to provide comfortable coverage and good ventilation. Around the ankle, the make up changes to that distinctive grooved Lycra, which has a feel similar to a jersey or set of bib shorts.