The brand new Crux delivers 20% more water per sip, with an ergonomic handle for easier refilling, and an on/off lever that makes it easy to prevent leaksFEATURESOffers 20% more water per sipLeak-proof cap is easier to open and closeOn/off lever lets you seal your drinking tube shut with one handHydroguard technology inhibits the growth of bacteria in the reservoir and tubeBig bite valve self-seals after each drink, eliminating annoying drips3l capacity for Lumbar CamelbaksModel Year: 2018