This is a novelty item I received when I purchased the Adult Encyclopedia Stickers at the Stationery Girls' Expo. It was a limited edition item for the first 250 people and is not for sale. I have been storing it at home. Clear file. Adult Encyclopedia Stickers: Family Restaurant Edition Bread Edition Japanese Cuisine Edition Izakaya (Japanese Pub) Edition Egg Dishes Edition Supermarket Edition Noodles Edition Cocktails Edition Sushi Edition Food Terror Edition Tea and Coffee Edition Juice Edition Retro Coffee Shop Edition Nostalgic Stationery Edition East Ken Edition Shima Enaga Edition Ancient Egypt Edition