Note: This item is a Sales Product Sample from Castelli, new with tags. We encourage you to use our official sizing charts above to determine if this product will fit you. We feel that these products run true to size according to our size charts. Castelli typically runs small so if you are in doubt please look a at the next size up on the chart. There are no additional sizes available, so please order thoughtfully.
Castelli’s Fast Feet project – for road riding in warm conditions
The sock portion is based on Castelli’s Rosso Corsa sock for in-shoe comfort
The leg portion is constructed with engineered grooved Lycra® to help detach airflow
Weight: 45g
Every product is unique, just like you. If you're looking for a product that fits the mold of your life, the Castelli Fast Feet Sock - Black is for you.