Castelli RC Pro 15 Socks - Black

The best sock we've ever made for performance cycling. Cool mesh, padded forefoot, compression midfoot, and even a reflective tab at the back. Rosso Corsa is back.

• Multiple-structure knit to get the right performance in every part of the sock
• 200-needle construction for extra stretch
• Compressive midfoot support band
• Asymmetrical construction to mirror the shape of the foot
• Reflective tab at the center back
• Cushioning pad under ball of foot
• Meryl® Skinlife yarns with antimicrobial silver ions to reduce odor

WHAT IT IS

The best sock we've ever made for performance cycling. Cool mesh, padded forefoot, compression midfoot, and even a reflective tab at the back. Rosso Corsa is back.

Our Rosso Corsa label is only applied to the highest-level products we make. Every thread and fiber, every curve and contour is obsessed about. Rosso Corsa represents a categorical breakthrough in cycling innovation and the meticulous craftsmanship you expect from Castelli’s performance-enhancing apparel.