The brand new Crux delivers 20% more water per sip, with an ergonomic handle for easier refilling of the bladder, and an on/off lever that makes it easy to prevent leaks.  Holds 3 Liters.

Specs:

• 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

• BPA/BPS/BPF Free