Osprey Hydraulics 3L Reservoir Women's Mesh Ventilation: seamlessly knit in

Mesh Ventilation: seamlessly knit in gender-specific zones designed to keep the body dry and comfortable

the Thunderhead Lumbar is built for your next big adventure

Stores in a zippered pocket at the base of the pack and made with bluesign® approved fabrics and DWR treatments made without PFAS

keeping the reservoir as light as possible while still offering improved control and structure and works best with internal reservoir sleeves

Side horizontal zip pocket

Osprey Hydraulics 3L Reservoir Women's Mesh Ventilation: seamlessly knit inThe next generation of reservoir is here. Redesigned from tip to tail, the 3 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 sleeves.