Material: Boxwood (4 holes) Sizes: As follows 15mm (thickness 4mm) → ¥25 18mm (thickness 4mm) → ¥30 21mm (thickness 4.5mm) → ¥35 23mm (thickness 5mm) → ¥40 Due to the natural material, there may be some unevenness. Depending on the material at the time, there is a range of colors, from slightly whitish to yellowish. (See photo 4) This is the price for 20 pieces of 21mm. * The above price is for one piece. You can combine them with other items in any quantity you like. Please let me know in the comments, and I will create a dedicated page for you. * Please make sure the total amount is ¥500 or more. * If you purchase a total of ¥1000 or more, you will receive a 10% discount.