Osprey Seral 4 Cycling Hydration Pack

• AirScape back panel with contouring lumbar wrap provides maximum stability
• Large zippered main compartment with reservoir sleeve
• Included Osprey Hydraulics 1.5 L Lumbar Reservoir with strong magnetic hip-belt bite valve attachment.
• Main compartment tool organisation and internal zippered pocket
• Blinker light attachment with reflective graphic

Specifications

Key Attributes

LUMBAR HYDRATION

Ideal for cyclists who favour hydration carried off the back, offering the simplicity and comfort of a lumbar pack.

RIDING STABILITY

Designed with cycle-specific angled hip belt and compression straps, ensuring a stable and comfortable fit that remains close to the body.

INCLUDED RESERVOIR

Features a dedicated compartment for the included Hydraulics™ LT 1.5L Lumbar Reservoir, perfect for short to medium rides, with compression to maintain a secure carry.

SUSTAINABLE DESIGN

• The main body and bottom fabrics are bluesign® approved
• 100% recycled main body and bottom fabrics, certified by GRS
• DWR treatments are free from PFAS, and the reservoir is BPA-free

Carry Information

AirScape™ LUMBAR BACK PANEL

• Features extra-thick ridged foam with a central air channel to enhance ventilation.
  
  

HIPBELT

• Airmesh-wrapped hip belt, complete with zippered fabric pockets, ensures both stability and breathability.
• The ErgoPull waist strap closure system allows for a snug and stable fit.

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