The Osprey Hydraulics 3L Reservoir is a lightweight, compact and practical hydration reservoir ready for hitting the trail. Now with an innovative centre baffle and backer plate that flattens its profile for a more streamlined carrying solution. The Osprey Hydraulics 3L Reservoir features innovative and ergonomic improvements that make it easier to carry, fill, load up and use when you head out on the trail. Made with a BPA-free construction, it features a lightweight yet sturdy backer plate that helps reduce bending or buckling when loading, making it ideal for internal or external pack hydration sleeves. A compact bite valve also provides excellent water flow, while an on/off lever and ergonomic handle makes it easy to operate with one hand when filling, carrying or pouring.

Additionally, a compact Slide-Seal aids one-hand filling and control, as well as removing bulkiness, carrying comfort, and seal security. To finish, it includes a secure hose magnet system and seamlessly integrates with the HydraClip reservoir hanger in packs.