The Castelli Rosso Corsa sock: Castelli's most advanced cycling sock yet, designed for peak performance and comfort.

Features:

• Engineered knit: Multiple structures for targeted support and breathability in every zone.
• Ultra-stretch construction: 200-needle knit for a snug, flexible fit.
• Compression band: Secure midfoot support for a locked-in feel.
• Asymmetrical design: Mirrors the unique shape of your left and right foot for optimal comfort.
• Reflective detail: Added safety with a tab at the back.
• Cushioned forefoot: Reduces impact and fatigue during long rides.
• Antimicrobial technology: Meryl® Skinlife yarns with silver ions keep your feet fresh and odor-free.