The Universal Studios Harry Potter School Crest Glass Mug is a highly sought-after collectible for fans of the Harry Potter franchise. Featuring the iconic school crests from Gryffindor and Slytherin, this mug is made of glass and is perfect for enjoying a cup of tea or coffee while showing off your allegiance to your favorite Hogwarts house. The fantasy genre and magical elements of the Harry Potter series make this mug a must-have for any fan of the series.