Disney Cars Backpack with Lunch Box Set - Bundle with 16” Lightning McQueen Backpack, Cars Lunch Bag, Tattoos, More | Disney Cars School Supplies. This Disney Cars backpack set includes a 16" backpack with adjustable shoulder straps, zip closure compartment, and top loop for hanging featuring Lightning McQueen, Mater, and more. This Cars backpack for kids set includes an insulated lunch box featuring favorite Cars characters, perfect for keeping your food at a safe temperature. Show off your love of Disney Cars in style. This Cars backpack bundle also includes Cars stickers, making the perfect gift set for any Lightning McQueen fan. Officially licensed Disney Cars backpack and lunch box set for kids also includes a Beach Kids castle door hanger. For ages 3 and up.