Classic Hydration Pack


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  • Product Specs
  • Product Reviews

The CamelBak Classic Hydration Pack has a 2.5 liter Crux reservoir that delivers 20% more water per sip to keep you hydrated on-the-go and a small zippered pocket for essentials.  This no-frills hydration pack comes with the convenience of external fill via the quick-release flap on the front of the pack.  One small zippered front pocket provides a space to hold keys, a wallet or phone.  The lightweight air mesh back panel and mesh backpack straps with adjustable sternum strap keep you comfortable and add stability.





Crux Reservoir


  • 20% more water per sip
  • Easy to open and close leak-proof cap
  • On/off lever lets you seal the drinking tube shut with one hand
  • Low-profile design
  • Big Bite valve allows for hands-free hydration and self-seals to eliminate leaking
  • HydroGuard technology inhibits the growth of bacteria in the tube and reservoir
  • Easy-to-clean wide-mouth opening
  • Ergonomic handle for easy refilling
  • BPA, BPS and BPF free




  • Secure zippered pocket for essentials like wallet and keys
  • External fill through quick-release flap on front
  • Breathable air mesh back panel for lightweight comfortable fit
  • Lightweight ventilated mesh harness
  • Top grab loop
  • Reflective accents for low light visibility



  • Hydration capacity: 2.5L (85 oz)
  • Total weight (pack only): 5 oz
  • Dimensions: 15.2" x 8.7" x 4.5"
  • Torso length: 15” - 21”

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Classic Hydration Pack


Item # 1121403000

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