Six pairs from a 10-pair set of Nissen antibacterial and odor-resistant crew socks with sturdy fabric (new, unused). Reinforced knitting is used because the feet are prone to stress. Even if you sweat every day and are active, you don't have to worry about odors. They are stretchy and comfortable to wear for long periods. The opening is ribbed to prevent slipping. These socks are made of cotton, providing a gentle feel. They are breathable and perfect for everyday use. ○ Size Fits foot sizes from 23cm to 25cm.