Thank you for viewing! ┏○ )) ★ For purchases of two or more items, we offer a bulk discount: ¥200 off for two items, ¥300 off for three items, and so on, with a ¥100 discount for each additional item! ◆ Material: Tachi-gaki (Ironwood) Approximately 12mm ◆ Size: Inner circumference: Approximately 16cm (±5mm) Bead diameter: Approximately 12mm (±0.5mm) ◆ Uses Ope-ron rubber ◆ This product uses natural wood. As it is a natural material, there may be some scratches, dents, or cloudiness. ◆ There may be slight variations in color and size even among the same type of stone or natural wood. Thank you for your understanding. ◆ The color may differ slightly depending on the screen's color settings. Please understand that there may be some differences in the image due to the nature of online sales.