Enjoy roaming the halls of the wizarding school undetected? This pair of earrings will ensure you don't forget the words to unlock the map and reveal the whereabouts of everyone in the castle. Grab your invisibility cloak and watch out for Filch (and Mrs. Norris, too).
The surface size is 11/16 inch (1.8 cm) diameter
Quantity: 1 pair. One reads "I solemnly swear that I am up to no good", and the other reads "Mischief managed"