PRODUCT GRADING Retail Box / Opened WHAT IS IN THE BOX Harry Potter The Sorting Hat Heat Change Coasters PRODUCT DESCRIPTION Bring a little Hogwarts Magic home with this set of sorting hat heat change coasters - and find out which Hogwarts house The magical sorting hat picks for you. a set of 4 laminated hardboard coasters, the coasters change appearance when a hot drink is placed on them, with each one revealing a different house from the Hogwarts school of Witchcraft and wizardry (Gryffindor, Hufflepuff, Raven claw and Slytherin). the set also includes a Hogwarts themed storage tin. first published in 1997, J.K. Rowling\'s bestselling series of novels following the magical adventures of Harry Potter, Ron Weasley and Hermione Granger has since become a cultural phenomenon. A huge success in novel form, the world of witchcraft and wizardry was then given big screen treatment in 2001, launching one of the most successful blockbuster film franchises in cinema history. Harry Potter is instantly recognizable to millions of people across the world, and is hugely popular among fans of all ages. A great gift for Harry Potter fans, The sorting hat heat change coasters are an officially licensed Harry Potter product.