"However, you will find that I will only truly have left this school when none here are loyal to me. You will also find that help will be given at Hogwarts to those who ask for it."
- Harry Potter and The Chamber of Secrets
Show your love of the Harry Potter book series with this heat-sensitive mug featuring official book cover art of Harry Potter and the Chamber of Secrets. The exterior of this 11oz mug transforms from black as hot liquid is added, revealing the artwork in full vivid colors.