Selling one sock from a pack of three. I'm selling just one sock because I don't wear this color. It has temperature regulation, designed to stay cool in hot weather and warm in cold weather. The toes and heels are reinforced for durability. It also has deodorizing function for comfortable wear. [Size] 23-25cm [Quantity] 1 sock [Features] Temperature regulation, reinforced toes and heels, deodorizing [Brand] CLOSSHI Thank you.