Cardboard on both sides + protection against water damage If you are purchasing with another set, please let me know the number listed in the title in the comments. In that case, I will offer a small discount. The backing may be slightly bent when the seal is opened. Please purchase only if you understand this. Pokemon Bread Sticker Pokemon Sword and Shield Scorbunny Mr. Mime Frosmoth Corsola Boltund Sirfetch'd Grimmsnarl Corviknight Turtwig Chimchar Munchlax Shinx Palossand Pikachu Pachirisu Charmander