◆ There are two types of brown marble buttons. The diameter and thickness are the same. They are new and unused, but have been stored for a long time (about 7 years). Image 1: 28 on the left, 15 on the right, for a total of 43 buttons. Diameter: Approximately 15mm, Thickness: Approximately 2mm ◆ Replies to comments will be between 5:00 AM and 9:00 PM. ◆ Instant purchase is OK.