Castelli Free 9 Socks

Castelli Size Chart Castelli's Rosso Corsa sock was the basis for the Free 9 Sock, but they've added a new mesh construction to the cuff to make it a bit cooler for summer. The graphics look great with any Castelli product, but they were specifically designed to match the new Free Jersey and Free Bibshort. Features: - Perfect for hot conditions - Meryl(R) Skinlife antibacterial yarns - Diaphanous mesh on foot and ankle - Reinforced cuff keeps sock in place