These warm thick socks are made of premium wool, polyester, and spandex. They are very soft, stretchy, comfortable, and elastic. The wool socks are perfect for outdoor activities such as hiking, skiing, skating, sledding, camping, and more. They are also great gifts for family and friends. These are thick and soft socks that can keep your feet warm all day. They are perfect for the winter season. The elastic cuff helps to lock the heat and keep your feet warm and comfortable all day.