Nightmare Before Christmas Backpack Set - Bundle with 16" Jack Skellington & Sally Backpack, Stickers, & More | Nightmare Before Christmas Backpack for Kids. This Nightmare Before Christmas purple backpack set includes a 16” backpack with adjustable shoulder straps, front pocket, zip closure compartment, and top loop for hanging. It features colorful artwork of Jack Skellington and Sally under a starry sky, with the phrase "Star-crossed Lovers" above their heads. This Nightmare Before Christmas backpack for kids contains plenty of room to carry school supplies, your water bottle, and any other small items you need to take to school or on the go. Show off your love of Jack Skellington and Sally in style. This Nightmare Before Christmas backpack bundle also includes Nightmare Before Christmas stickers, making it the perfect gift set for any Disney or Jack Skellington fan. Officially licensed Nightmare Before Christmas backpack set is perfect for fans of all ages, boys and girls, alike. Set also includes a bonus Beach Kids water bottle and door hanger.