Price: $84.95
(as of Oct 23, 2026 09:12:01 UTC – Details)

Whether exploring the woods or leading the family bike ride, this pint-sized pack fuels curiosity with its included 1.5-liter reservoir. Colorful, stain- and water-resistant fabrics stand out on the trail while the exterior stash pockets secure snacks, treasures and discarded clothing layers. Wherever the adventure leads, the Hydrajet keeps your little adventurer supplied.
Quality construction and recycled fabrics combine in this compact pack with built-in reservoir to keep little adventurers hydrated on day hikes. Ideal for kids ages 4-12
Hydration Included – An included Osprey Hydraulics LS 1.5 L reservoir keeps hikers hydrated and happy
AirScape Backpanel – 50% recycled EVA foam adorned with a multi-colored marble design provides excellent ventilation and allows for dynamic body movement with a close-to-body carry—whether skipping, hiking or biking down the trail
External reservoir sleeve and hose clip for easy access to water
Adjustable sternum strap with safety whistle
Item Dimensions: 14.6H x 9.8W x 8.3D in; Item Weight: 1.08lb
Customers find the backpack to be of good quality and appreciate its capacity, with one mentioning it has plenty of room for snacks and supplies. The water capacity receives mixed feedback, with one customer noting it’s sufficient for a decent hike, while another points out it’s not waterproof.