Made with natural virgin Merino wool and built featuring specialised modern fabric technologies to enhance warmth and comfort, the Active Warm Pro over-the-calf socks from ODLO are this season’s must-have item. Engineered with Ceramiwarm technology that actively warms your skin by 3°C, these socks naturally and effectively boost the warmth in your ski boots for more enjoyable days up the mountain. Give your performance a boost from the ground up in ODLO’s Active Warm Pro over-the-calf socks for skiers.