Harry Potter Hogwarts House Crests Cardstock Stickers 2.5" x 10.25 Set of 15 antiqued, colorful Harry Potter stickers for crafts and decorating. Featuring Quidditch and broomsticks, this is one of six sets in the Harry Potter cardstock sticker series. Sticker sheet measures 2.5" x 10.25" Printed in the USA. Out of print since 2010. Limited quantities remain.