Harry Potter Pen Harry Potter Pen with Chibi Harry Potter Charm This pen has been created using the style guide from Warner Bros. A Japanese cartoon adaptation of Harry Potter himself The Boy who Lived, the most famous Wizard of modern times Red pen with Chibi Harry Potter charm Approx. 15mm Writes in blue ink This pen comes attached to an Harry Potter branded card tag and shows the Warner Bros logo on the reverse. This pen is one of many new Harry Potter pens we offer as a part of a collection. The Carat Shop are the licensed manufacturers of Harry Potter Jewellery on behalf of Warner Bros.