Marvel Spider-Man Backpack for Boys - Bundle with 16" Avengers Backpack Plus Water Bottle, Stickers, More | Spiderman School Bag for Kids. This Spidey backpack set includes a 16” Spiderman backpack with adjustable shoulder straps, zip closure compartment, and top loop for hanging. It features colorful artwork depicting the heroic Spiderman posing. This Spider-Man backpack for kids is the perfect size to carry your notebooks, binders, pens, pencils, and any other superhero school supplies. Show off your love of your friendly neighborhood Spiderman in style. This Marvel backpack bundle also includes Spiderman stickers, making the perfect gift set for any superhero fan. Officially licensed Spider-Man backpack set is perfect for kids of all ages, boys and girls alike. Set also includes a Beach Kids water bottle and Superhero door hanger.