Osprey Hydraulics 3L Reservoir men's jogger pant or Fillo™ to be stuffed

or Fillo™ to be stuffed into the sleeve opening for extra comfort

This Double Wide is for the big leaders of the pack

• Multiple purpose

The adjustable open-air backpanel provides a custom fit with unbeatable breathability

Aluminum Wiregate Carabiners

Osprey Hydraulics 3L Reservoir men's jogger pant or Fillo™ to be stuffedThe newest iteration of the reservoir has arrived. With a complete redesign, the 3 liter Hydraulics reservoir boasts enhanced and ergonomic features that simplify carrying, filling, loading, and usage whether you're commuting, traveling, or hiking. This version is equipped with a lightweight but durable backer plate, minimizing bending or buckling during loading, making it perfect for use in both internal and external pack hydration sleeves. Compact