Harry Potter Mug and Stationery Bundle No matter how you finished school, it's certain that you'll always be a loyal graduate! Product DetailsShare some school pride with an officially licensed Harry Potter Mug and Stationary Gift Bundle! Professor McGonagall herself would be delighted by the lined notebook emblazoned with the words "Hogwarts Alumni," the mug decorated with Hogwarts crest, the accompanying keychain, and the Hogwarts-inspired pen. .