Thank you for viewing! 🙇‍♀️ ■ Material Sandalwood 10mm ■ Size Inner circumference: Approximately 17cm (±5mm) Bead diameter: Approximately 10mm (±0.5mm) * Please feel free to request size adjustments! ■ Uses Opelet rubber ■ Made with natural wood. As it is a natural product, there may be some scratches, dents, or cloudiness. ■ There may be slight variations in color and size even within the same type of natural wood. Thank you for your understanding. ■ Color may vary depending on the screen's color tone. Please understand that there may be some differences in image due to the nature of online sales.