Transformers Backpack with Lunch Box Set - Bundle with 15” Transformers Backpack, Lunch Bag, Water Bottle, Stickers, Tattoos, More | Transformers School Supplies for Boys. This Transformers backpack set includes a 15” backpack with adjustable shoulder straps, zip closure compartment, and top loop for hanging featuring colorful artwork of favorite Transformers characters. This Transformers backpack for kids set also includes an insulated lunch box featuring colorful artwork of Transformers, perfect for keeping your food at a safe temperature all day. Show off your love of Transformers in style. This Transformers backpack bundle also includes a Beach Kids water bottle, Transformers temporary tattoos and Transformers stickers making the perfect gift set for any Transformers fan. Officially licensed Transformers backpack and lunch box set is perfect for kids of all ages, boys and girls alike. Set also includes a Rex-Man door hanger.