Osprey Seral 4L Hydration Pack

Riders looking for a low-profile lumbar pack with integrated hydration need look no further than the Seral 4. This slim waistpack features a 1.5-liter bladder with our 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... moremulti-tool and, of course, snacks. Constructed with high-quality bluesign®-approved recycled high-tenacity nylon with a PFC-free DWR coating. FEATURES: - AirScape backpanel with contouring lumbar wrap provides maximum stability - Included Osprey Hydraulics 1.5 L lumbar reservoir by Hydrapak - Magnetic hipbelt bite valve attachment - Large zippered main compartment with reservoir sleeve - Main compartment tool organization and internal zippered pocket - Blinker light attachment with reflective graphic