It's a hard type of sticker♪ Set of 3♪ I think the inside is hollow. Please purchase with your understanding m(*_ _)m 170 yen per piece! Great price☆ The price includes shipping (210 yen) and Mercari commission (10%). ⬛︎Shipping Method Shipped via Mercari. Shipped the day after purchase. If the timing is right, it will be shipped the same day. We offer combined shipping! (If you want combined shipping, please contact us in the comment section before purchasing) ⬛︎We also welcome bulk purchase requests! 150 yen off from the 2nd item♥ 3rd item...300 yen off♡ 4th item...450 yen off♥ 5th item...600 yen off♡ That's the idea(*´艸`)♡ Bulk purchases are a great deal☝️ ◎Bulk purchase requests are welcome◎ We will calculate the discount and list the items. ⬛︎No price reduction for single items. ⬛︎No holds, please understand. ⬛︎Notes⬛︎ Rarely, there may be initial defects such as printing misalignment, burrs, sticker misalignment, or scratches on the outer box. Please purchase only if you understand. Returns are not accepted after purchase. Thank you. m(_ _)m Please take a look at my other listings as well m(_ _)m