Nightmare Before Christmas Backpack for Kids - Bundle with 16” Nightmare Before Christmas Backpack, Water Bottle, Stickers, More | Nightmare Before Christmas School Bag. This Nightmare Before Christmas school backpack features adjustable shoulder straps, zip closure compartment, and a top loop for hanging featuring colorful new artwork of Nightmare Before Christmas. The Nightmare Before Christmas backpack measures approximately 16" x 12" x 5". This Nightmare Before Christmas backpack for kids has plenty of space for Nightmare Before Christmas folders, notebooks, and books. The front accessory pocket is perfect for holding Nightmare Before Christmas pencils, pens, school supplies, toys, snacks, and more. This durable Nightmare Before Christmas backpack for girls also comes with Nightmare Before Christmas stickers, a foldable water bottle, and a bat door hanger. Officially licensed Nightmare Before Christmas backpack school set. Pair this custom product bundle with other Nightmare Before Christmas school supplies.