Rosso Corsa refers to the vibrant red of classic Italian race cars. It’s also what Castelli calls their top of the line gear, like these pro-level socks. They fit superbly, wick well and look great during break-aways.
- Meryl Skinlife yarns are bacteriostatic to keep feet and shoes fresh.
- Diaphanous web construction cools your feet through long rides.
Layers of cushioning, in some athletic socks, are knit in to reduce impact. Mapped socks are activity-specific and will offer cushioning in common pressure areas.