This is for Lion Ultra Floss S (thin type), 10 pieces per pack, and includes 6 boxes. * 2 boxes → 1,180 yen 6 boxes → 2,880 yen Please comment before purchasing if you want to change the quantity. (If you want to purchase 4 boxes as listed, you can buy it immediately.) * The maximum number of boxes that can be sent via Yu-Packet Post or Nekopos is 6. If you want more than 6 boxes, the shipping cost will be higher, so the unit price will often be higher. If you want to keep the unit price down, we recommend purchasing up to 6 boxes. * The items will be placed in a plastic bag and then in a paper envelope, and will be sent via Rakuraku Mercari Bin or Yu-Yu Mercari Bin. * Please check the profile before commenting or purchasing immediately. Type: Interdental brush