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 multi-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

SPECS

• Volume: 4L
• Dimensions: 19H x 32W x 11.5D cm
• Weight: 423g
• Fabric:
  • Main: bluesign®-approved recycled 600D PET polyester, PFC-free DWR
  • Accent: bluesign®-approved recycled 400D high-tenacity nylon, PFC-free DWR
  • Bottom: bluesign®-approved recycled 400D high-tenacity nylon, PFC-free DWR