One size fits all

The 3D Flex System facilitates mobility of the ankle to provide precise support on rough terrain

giving unparalleled vision in any weather

5°-16°C / 41°-61°F

The back is made from breathable stretch fabric

osprey hydraulics 2l hydraulic 2l 2591005616471 Size:ONE SIZE One size fits allProviding maximum levels of stability and ease of use, the Hydraulics reservoir is essential for keeping hydrated on your outdoor adventures. The unique combination of the pour shield and Slide Seal top opening allows you to easily fill and empty the reservoir, whilst enabling complete access for cleaning after use. Our unique Osprey Hydraulics anatomically shaped back plate provides stability and creates a flat profile to ensure the reservoir easily