Mug Heat Changing Boxed (400ml) - Harry Potter (Patronus)

* officially licensed harry potter merchandise from half moon bay * add hot liquid to the mug to reveal harry's stag patronus * when cold, the mug features the words 'expecto patronum' * capacity 400ml - 12.5 (w) x 10 (h) x 9.5 (d) cm * not dishwasher or microwave safe This harry potter heat changing mug is sure to cast a magic spell over your morning brew. Cold, the mug shows the famous "Expecto patronum" charm which wizards and wizards can cast when they need special protection from dementors. When hot liquid is poured in, the mug transforms to reveal harry's stag patronus on the front and a dementor watching from the sky on the back. Once the drink is finished the mug returns to its original state as it cools. An essential for any harry potter display.