Avengers Backpack with Lunch Bag Set - Bundle with 16” Avengers Backpack for Boys 8-12, Avengers Lunch Box, Water Bottle, Stickers, More | Avengers School Backpack. This Marvel backpack set includes a 16" backpack with adjustable straps and an insulated lunch box, each with images of Iron Man, Captain America, and other favorite superheroes. Show off your love of the Avengers in style! This Marvel backpack has plenty of room to carry everything you need to school and the insulated lunch bag will keep your food at the perfect temperature. Sure to be a hit with Marvel fans of all ages, this backpack and lunch bag set makes a great gift for anybody who loves the Avengers and pairs perfectly with all other Marvel merchandise. Officially licensed Marvel backpack and lunch bag set for kids of all ages, includes Avengers stickers, a Beach Kids water bottle, and a Beach Kids superhero door hanger. Minimum manufacturer age recommended ages 3 and up.