Kids love to be active. Ensure that they have everything they need to conquer the outdoors with the CamelBak Kids Mini M.U.L.E. 50oz Hydration Pack with Crux 1.5L Reservoir. Its zippered compartments can hold clothing, snacks, binoculars, sunglasses, books, and more. The Crux® reservoir can contain up to 1.5 liters of water to keep them hydrated as they sip on it in between play. Adults can feel at peace strapping this backpack on their young ones thanks to the reflective strips and bonus safety whistle that keep kids on their parents' radar at all times.