This slim waistpack features a 1.5-liter bladder with Osprey's updated high-strength magnetic coupling for improved hose management even in rough terrain.
The Seral 4 has enough storage capacity for ride essentials, such as a spare tube, CO2 and multi-tool and, of course, snacks. Constructed with high-quality bluesign-approved recycled high-tenacity nylon with a PFC-free DWR coating, the Seral 4 is sustainable and built to last.
- PFC-free recycled bluesign-approved nylon construction that's tough and durable to endure years of riding
- Dedicated hydration compartment stores included Osprey Hydraulics 1.5L lumbar reservoir
- Magnetic hipbelt bite valve attachment
- AirScape backpanel with contouring lumbar wrap provides maximum stability
- ErgoPull waist strap closure system allows for proper snug and stable fit
- Airmesh wrap hipbelt with zippered fabric pockets provide stability and breathability
- Large zippered main compartment with tool organization and internal zippered pocket
- Weight: 0.932lbs (422.7g)