◾Material Features: These hiking socks are made of 80% cotton and 20% polyester. Soft and comfortable, moisture-wicking, flexible, and warm. They can keep your feet cool and dry all day.◾Size and washing: Two sizes fit all people, Medium Size(US 6-9), Large Size(US 9~12). It can be washed by hand or by washing machine. It can't be dry-cleaned, please dry it in the shade.◾Product advantages: The Arch support on the instep prevents displacement, the terry design on the sock bottom provides a buffer, and the soft treatment of the socks reduces friction and prevents blisters.◾Application scenario: Our socks are hiking socks, which are perfectly matched with sports shoes and casual shoes. Suitable for climbing, party, outing, sports, leisure, and other scenes.