The Osprey Seral lumbar pack is perfect for the minimalist looking for something other than a traditional over-the-shoulder pack. The Seral features a dedicated hydration compartment that stores an included 1.5L lumbar reservoir and compresses for stable carry. Dedicated hose magnet attaches the bite valve for easy access.

Easily accessible zippered main compartment with internal tool organization
Dual zippered hip belt pockets
Front panel bungee carries extra clothing
Direct access zip path to reservoir compartment
Magnetic hip belt bite valve attachment
Hydraulics 1.5L Lumbar Reservoir included
Extra thick ridged foam with center air channel for excellent ventilation
Airmesh wrap hip belt with zippered fabric pockets provide stability and breathability
ErgoPull waist strap closure system allows for proper, snug and stable fit