Thank you for viewing. These are chewies used for Invisalign treatment. 6 bags (12 pieces total) ・Please check my profile before purchasing. ・Shipping from Okinawa, so delivery may take some time. ・Stored at home and shipped with simple packaging. ・Please check the actual photos for the condition of the product. ・I check for functionality before listing, but there may be defects in unopened products or overlooked issues. Please contact me before leaving a rating. Please note that returns/refunds/replies are not possible after a rating is given. ・To offer the product at a lower price, I may ship it without the box. If you need the box, please comment beforehand. Thank you for your understanding and purchase.