Devold Alpine wool sock is tailored to fit well in ski boots. This ski sock is insulating and temperature-regulating, ensuring that your feet stay dry and warm. It's elastic for a perfect fit and minimizes the risk of blisters, as well as being high on the calf to prevent chafing against the boot. -Extra protection on the ankle and comfortable elastic on the calf -Anatomically shaped for the left and right foot -Y-shaped heel for optimal fit -Reinforcement on the toe and heel for increased durability.