−10%
Castelli Fast Feet 4 Sock
40 - 43Delivered the day after tomorrow
Only 1 piece in stock
Only 1 piece in stock
Free shipping starting at 50.–
At a Glance
Aerodynamic performance
The specially engineered ribbed Lycra leg section deflects airflow, saving 2W of power at a speed of 50 km/h.
Non-slip grip
A polyurethane anti-slip insert at the top prevents the sock from slipping during the ride and guards against chafing.
High moisture management
Breathable and quick-drying properties wick away sweat and keep your feet dry inside the shoe.
In Detail
30-day right of return if unopened
24 Months Warranty (Bring-in)
1 additional offer