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CamelBak Marathoner Hydration Vest


This product is no longer available, but don't go just yet.


  • 70 fl. oz. Antidote™ reservoir is equipped with the Quick Link™ connection system for hassle-free removal of the drinking tube
  • Big Bite™ valve is easy to use—just bite and sip; HydroLock™ valve shuts off water, preventing leakage during transport
  • Cargo pockets on the shoulder straps are sized to fit water bottles; keep energy bars and gels handy in the wastbelt pockets
  • Stuff an extra layer in the mesh shockcorded pocket
  • Harness system adjusts quickly and easily to fit most back lengths; pack has a torso length of 15.4 in.
  • 2 sternum straps adjust up and down so you can position them for the most comfortable fit
  • Safety whistle on the left shoulder strap gives you a way to signal for help
  • CamelBak Marathoner hydration vest has reflective hits to increase visibility in low light


View all CamelBak Daypacks

REI membership


Best Use Running
Frame Type Frameless
BPA Free Yes
Gear Capacity (L) Unavailable
Gear Capacity (cu. in.) Unavailable
Reservoir Capacity (fl. oz) 70
Weight 12.74 ounces
Material(s) Coated nylon
Number of Exterior Pockets 3
Dimensions 15.5 x 7 x 4 inches
Gender Unisex

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REI's guarantee doesn't cover ordinary wear and tear or damage caused by improper use or accidents.

If your item has a manufacturing defect in its materials or workmanship, you can return it at any time. See our limited warranty.

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