Castelli rosso corsa sock 9cmwhen wearing the correct socks its remarkable how they can improve your ride castellis rosso corsa socks use diaphanous mesh around the feet to help keep you cool and midfoot support straps for a secure snug fit the cuffs offer just the right amount of compression in order to make them feel spot on featuresmeryl skinlife yarns feature bacteriostatic silver ionsmesh construction keeps foot coolcompression cuffbanded castelli wordmark across top of footrosso cor