Thomas the Train Mini Backpack - Thomas Train Small Backpack Backpack Bundle with 12” Thomas School Backpack with Front Pocket, Water Bottle, More | Thomas the Train Backpack Toddler. This Thomas the Train mini backpack features adjustable shoulder straps, a zip closure compartment, and a top loop for hanging featuring the colorful artwork of Thomas and his friends. The Thomas the Train backpack measures approximately 12" x 10" x 4". This mini Thomas the Train backpack for kids has plenty of space for Thomas the Train folders, notebooks, and books. The front accessory pocket is perfect for holding Thomas the Train pencils, pens, school supplies, toys, snacks, and more! This durable Thomas the Train small backpack for kids also comes with a bonus blue 26oz Beach Kids water bottle, Thomas the Train stickers, and a Beach Kids doog hanger! Officially licensed Thomas the Train mini backpack school set for kids. Pair this with other Thomas & Friends school supplies you have!