
Details
Castelli’s Fast Feet project: aerodynamic foot coverings for every condition.
The Fast Feet 2 Sock was designed to optimize aero performance and comfort.By taking the leg portion of their TT shoecover and stitching it to their most comfortable sock for in-shoe comfort,Castelli has created a sock that gives an aero advantage on those warmer days.
- Castelli’s Fast Feet project ¨C for road riding in warm conditions
- The sock portion is based on Castelli’s Rosso Corsa sock for in-shoe comfort
- Polyurethane grip strip at top to keep sock in place
- The leg portion is constructed with engineered grooved Lycra to help detach airflow


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