Osprey Hydraulics 2 L Reservoir gear The wide 42 mm cap

The wide 42 mm cap with twist-locking system makes refilling easier and eliminates spillages

upper back

Front pocket stores bulky items or items to be kept separate from main compartment

The Air Seat Insulated will offer instant comfort and warmth whether you're sitting on the ground

Osprey Hydraulics 2 L Reservoir gear The wide 42 mm capDescription The next generation of reservoir is here. Redesigned from tip to tail, the 2 liter Hydraulics reservoir features innovative and ergonomic improvements that make it easier to carry, fill, load up and use whether you're buzzing around town, travelling or hitting the trails. This version features a lightweight yet sturdy backer plate that helps reduce bending or buckling while loading, making it ideal for internal or external pack hydration