Nightmare Before Christmas Mini Backpack for Girls - Bundle 12” Jack Skellington Backpack with Front Pocket Plus Stickers, Water Bottle, More | Jack and Sally Backpack . This Nightmare Before Christmas backpack set includes a 12” backpack with adjustable shoulder straps, zip closure compartments, front pocket, and top loop for hanging featuring colorful artwork of Jack and Sally. This Nightmare Before Christmas backpack for kids and adults contains plenty of room to carry your wallet, phone, and any other small items you need to take to school or on the go. Show off your love of Jack Skellington in style. This Nightmare Before Christmas backpack bundle also includes a Beach Kids water bottle, making the perfect gift set for any Nightmare Before Christmas fan. Officially licensed Nightmare Before Christmas backpack set is perfect for all fans, boys and girls, kids and adults alike. Set also includes Nightmare Before Christmas stickers and a Beach Kids bat door hanger. Minimum manufacturer age recommended ages 3 and up.