Our kids backpack is ideal for kids and comes in medium (12L) and large (18L) sizes. It's functional for school, travel, and extracurricular activities. The Fletcher backpack is practical for your child's needs throughout the day as it comes with two water bottle pockets and it includes an interior sleeve for tablet or other device. We offer a variety of styles for your student's favorite character or preference, and all backpacks are approved for ages 3 and up. Take Us With You.