This pack has grownup features that fits younger explorers: room for 1.5 liters of water, a bike tool organizer pocket, and zippered essentials pockets. We've also added reflective strips and a safety whistle to make kids easy to spot on the trail.

• The brand new Crux delivers 20% more water per sip, with an ergonomic handle for easier refilling, and an on/off lever that makes it easy to prevent leaks.
• Breathable air mesh back panel for a lightweight, comfortable fit
• Reflective accents for visibility in low-light environments
• Stretch overflow storage compartment lets you easily stash a rain shell or extra layer
• Safety whistle built into sternum strap