These are socks with non-slip grips. I am selling them because the size was incorrect for me. They have a simple design and are easy to use. ● Size: 21-25cm Please note that there may be slight variations due to amateur measurements. ● Material: 95% Polyester 5% Polyurethane ● Condition: Brand new, unopened. ● Other notes: Stored at home. Please check the photos for details of the design.