Osprey Seral 4 Lumbar Pack (Green)

Osprey Seral 4 Lumbar Pack (Green)
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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
  • 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
  • Light attachment point and reflective logo add safety in low light situations
Volume: 4L (244 in­³)
Dimensions: 19 x 32 x 11.5cm (7.5" x 12.5" x 4.5")
Weight: 422g 
Color: Green

This product was added to our catalog on October 7, 2021