Osprey Seral Fanny Pack with Hydration - 1.5 Liter

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Now you can stay hydrated without an over-the-shoulder pack. The Osprey Seral Fanny Pack with Hydration is an off-the-back hydration solution for mountain bikers. It features an AirScape backpanel with contouring lumbar wrap, so it won’t move around as you ride. The magnetic bite valve attaches to the hipbelt, giving you easy access to your next sip. Store your bike repair kit, sunscreen, keys, and more inside its zippered main and hipbelt compartments.


  • Off-the-back hydration solution with a 1.5-liter lumbar reservoir (included)
  • Magnetic bite valve attaches to the hip belt for easy use while pedaling
  • Compression straps offer added stability and comfort
  • Zippered main compartment and hipbelt pockets for your repair kit and other essentials
  • Measures 7.9H X 13.0W X 5.9D in.; Weighs 0.82 lbs; 427 IN3 / 7 L volume
  • Main: 900x600D Polyester, Accent: 210D Nylon Duramax, Bottom: 420HD Nylon Oxford
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