Finally an all-around pack designed and engineered for kids. The Lucky Bums Tracker 20L Backpack for Kids is the ideal all-around pack for travel, hiking, camping and school. The pack has all the bells and whistles you would expect from a rugged pack designed specifically for kids. The pack includes 4 exterior loops, 4 storage compartments, 2 side water bottle holders, padded back for airflow, moisture wicking shoulder strap, removable hip straps, fully adjustable sternum strap with integrated safety whistle in the sternum buckle, durable kid friendly buckles and proven YKK zippers. Its a solid pack, so don't be surprised to see it on some adults too! The Lucky Bums Tracker 20L Backpack for Kids has a lifetime warranty covering material defects and workmanship.