The giro merino winter sock the merino winter wooltrade sock combines a versatile 6rdquo cuff length for style and coverage with tights with the warm feel and amazing comfort that only wool can provide in cooler conditions itrsquos thin enough to get a precise fit inside your cycling shoe yet durable enough to wear on and off road any time of year plus itrsquos also naturally resistant to odors and helps to wick moisture away from your skin