Modovo Over the Calf Ski Socks Keeping Feet Warm and Dry ( Size 5-9 EUR 35-38 ), Purple Materia: 66% polyester / 20% nylon&lycra / 15% cotton Color: Blue, Purple, Rose Superior craftsmanship provides superior warmth and comfort for your feet. Adds elasticized support around the ankle and the arch of the foot. Applies to skiing,trekking,or other outdoor sports.