Although unused, the back is open. It's from around 30 years ago, as it's a 1997 sticker. It's a valuable item. First come, first served ^-^ #HelloKitty #SanrioRare #KaoHanaKitty #KaoHanaKitty #HELLOKITTY #HeiseiKitty #Y2K #Sanrio #RetroSanrio #90S Sanrio Hello kitty HELLO KITTY Hello Kitty Kitty-chan Kitty KaoHanaKitty Sanrio Retro Heisei Retro Rare Original item from the 90s Retro Rare Purikura Seal Purikura Sticker Purikura Decoration Title: Sanrio