Whichever house you are, these quills (er, I mean pens), are the best way to do your Charms and Potions homework. These four pens come in house colors with your favorite quotes from the wizarding world. The fine-point gel tip is sure to be a favorite for any stationery lover and Harry Potter fan. Pens Say: I Solemnly Swear, Mischief Managed, I Must Not Tell Lies, After All This Time? Always. Pack of 4 Jotter Pens. Black Gel Ink.