Camelbak Crux Lumbar Hydration Pack Reservoir: 3 Liters (100oz)




Give your pack a lower center of gravity with the brand new Crux Lumbar Reservoir. It was designed to keep weight positioned low on your back, translating into better stability both in the saddle and on the trail.

The Crux delivers 20% more water with every sip, plus an on/off lever that seals your tube shut when you’re not drinking. Camelbak also upgraded the fill-port design to include an ergonomic handle and a redesigned a cap that’s more intuitive and easier to fill. Its the small changes that make it that much easier to fill up and hit the road.


  • Offers 20% more water per sip
  • Lumbar design shifts water weight to your lower back for more stability
  • Leak-proof cap is easier to open and close
  • On/off lever lets you seal your drinking tube shut with one hand
  • Hydroguard technology inhibits the growth of bacteria in the reservoir and tube
  • Big bite valve self-seals after each drink, eliminating annoying drips
  • 100% Free of BPA, BPS, and BPF