Mysterious and ancient, these Patronus Harry Potter stickers glow in the dark! The Patronus charm is not an easy task, but these stickers will help you know what form your Patronus will take by just opening the package! And they'll protect you from Dementors! Description officially licensed Harry Potter product seal a letter, grade a paper, or decorate for a party with these glow in the dark stickers excellent for teachers, birthday party grab bags,rewards and collectors each sticker has a layer of photosensitive ink that glows in the dark! 3x8" package contains 2 sticker sheets