25 pairs (50 pieces). Size: Approximately 20mm x 18mm. Inner diameter of the ring: approximately 2mm. I also sell tonbo-dama (glass beads), ceramic beads, glass beads, hotaru-dama (firefly beads), kanzashi (hair ornaments), leather cords, spacer beads, and other accessory parts. ◎ Immediate purchase is welcome if buying only one item (*^^*) ※ Please note that there may be scratches, slight variations in pattern/hole position, individual differences, burrs, and minor scratches due to the manufacturing process.