This is a double-sided release paper backing sheet for stickers. A5 size Size: 14.6cm x 21cm Sold in a set of 20 sheets. *If you would like the same size as the translucent sticker backing sheets I sell, please comment⟡˖· If you would like the corners rounded, please feel free to ask⟡˖· Also, if you purchase these together with the translucent sticker backing sheets, we will discount the shipping cost. Due to rising material costs, the price has been increased from before. We apologize for the inconvenience. Thank you for your understanding.