Ryans World Backpack for Boys - Ryans World Back to School Bundle Includes 16" Ryans World Backpack, Water Bottle, Stickers, More | Ryan World Backpack. This Ryan World backpack for boys backpack set includes a 16” backpack with adjustable shoulder straps, zip closure compartment, and top loop for hanging. This Ryan's World backpack features colorful artwork of the Red Titan. This Ryan's World backpack for boys 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 Ryan's World in style. This Ryan's World backpack bundle also includes a Beach Kids water bottle and Scooby Doo stickers, making the perfect gift set for any Ryan's World fan. Officially licensed Ryan's World backpack set is perfect for fans of all ages, boys and girls, alike. Set also includes a bonus Beach Kids castle door hanger.