Made with double gauze. These are handmade covered buttons! They are not as skillfully made as a professional's. The shapes may be irregular, and there may be wrinkles! Please understand this before purchasing! In addition to hair ties, you can change the length of the elastic yourself, use them for lunch boxes or pencil cases, remove the elastic and sew them onto bags, etc. Enjoy them in various ways. ◉ 22mm ◉ No backing treatment ◉ Some may have wrinkles! ◉ There may be scratches on the covered buttons from the beginning! ◉ Prices vary depending on the fabric.