Join the Harry Potter Frat House and sport a Hogwarts House crest from Gryffindor, Hufflepuff, Slytherin, or Ravenclaw. You can join the fun along with Harry Potter, Ronald Weasley, and Hermione Granger in a game of Quidditch. Just be sure not to run into to Voldemort, but don't worry Dumbledore will keep his eye on you. Harry Potter decals for your macbook. Decals rock!