Hogwarts Banner Decoration Includes one of our printed polyester Harry Potter banners. Measures approximately 30" high x 20" wide. Also includes a rod and cord. each of our Harry Potter banners is ready to hang. Choose from the Hogwarts banner, Gryffindor banner, Slytherin banner, Hufflepuff banner or Ravenclaw banner. Use these Harry Potter banners to decorate your next Hogwarts or Halloween costume party! This Harry Potter banners is an officially licensed Harry Potter decoration.