Harry Potter Backpack for Adults Set - Bundle with 16" Hufflepuff Backpack Plus Decals | Harry Potter Travel Bag for Teens, Adults. This Harry Potter backpack set includes a 16” backpack with adjustable shoulder straps, zip closure compartment, and top loop for hanging featuring colorful artwork of the Hufflepuff logo. This Harry Potter backpack for adults contains plenty of room to carry stationery, your laptop, and any other small items you need to take on the go. Show off your love of Harry Potter in style. This Harry Potter Hufflepuff backpack bundle makes the perfect set for any Harry Potter fan. Officially licensed Harry Potter backpack set is perfect for any Hufflepuff. Set also includes Harry Potter device decals.