Lucky Bums Kid's Tracker II Backpack HIGH QUALITY MATERIALS such as the heavy duty YKK zippers, kid friendly durable buckles, 600D Nylon Honeycomb Ripstop with PU Coating material. DURABLE AND COMFORTABLE made with long hikes and camping trips in mind, the Tracker II is a comfortable, lightweight, and durable backpack designed for the rugged outdoors. GREAT FEATURES including 4 storage compartments, 2 side water bottle holders, internal sleeve for hydration, rainfly, padded hip belt, padded backing, adjustable moister wicking shoulder straps, removable hip strap, and the sliding sternum strap with integrated bright orange safety whistle. MULTIPURPOSE - perfect for the campground, long hikes, or the school yard, the Tracker II was designed with adventurers in mind. Seamlessly switch between school and camping with this dynamic 25-Liter backpack. TOTAL ASSURANCE - When you receive a Lucky Bums product, if you are not 100% satisfied with your purchase, let us know. We are here for our customers and will respond promptly and professionally in order to fix any problems the product may have, if you received a faulty item, we will replace it immediately. Lucky Bums is a family business created by a love of the outdoors, when you purchase a product by us, you become family too.