Designed for going the distance, the Castelli Distanza 20 socks are made from merino wool.Appreciated by cyclists for many years, merino wool is naturally wicking, warm, and odourless making it ideal for long, cool days in the saddle. Nylon toes and heels introduce durability while an arch support band holds the sock in place. The 20cm ankle height provides some luxurious comfort and coverage.Features:Winter-weight merino wool socksArch support bandNylon toe and heel for durability20cm ankle height