Castelli Fast Feet 3 Socks
Featuring the Rosso Corsa label, Castelli’s badge of speed and premium quality, these socks are crafted to achieve top speeds in warm weather. A polyurethane grip strip on the top courts power by holding your foot firm in the shoe, while the grooved Lycra® on the leg shaves watts.
With a foot made from padded, cooling mesh to keep your toes comfortable and dry, however hard you ride, these are the socks you’ll want to race in when it’s balmy out.
- The result of Castelli’s Fast Foot project, socks built for comfort at speed
- Grooved Lycra® leg detaches the airflow, giving an aero advantage
- Held firmly in shoe for ultimate power by a polyurethane grip strip
- Made for riding in warm conditions with a breathable mesh foot
