For road racing or when you can't wear a Fast Feet TT Shoecover, this sock can save you some important watts!
Product features
- Castelli's Fast Feet project – for road riding in warm conditions
- The sock portion is based on a normal sock for in-shoe comfort
- The leg portion is constructed with engineered grooved Lycra® to help detach airflow
- Close fit
- Feels soft and smooth
- Highly breathable and moisture-regulating properties
- Custom Scorpions Racing Team design
CASTELLI SOCKS SIZING
| S/M | L/XL | XXL | |
| Euro Shoe Size | 36 - 39 | 40 - 43 | 44 - 47 |
| UK Shoe Size | 4 - 6 | 7 - 9 | 9.5 - 12.5 |
| US Shoe Size | 4.5 - 6.5 | 7.5 - 9.5 | 10 - 13 |
