Crux 2L ReservoirDESCRIPTION Inspired by years of field use by athletes, customers and colleagues, CamelBak has designed the Crux 2L Reservoir to deliver more water per sip, with a foolproof design that's easy to fill up and hit the trail with. Delivering 20% more water per sip, with an ergonomic handle for easier refilling, and an on off lever that makes it easy to prevent leaks when travelling to your adventure. The Crux is compatible with a range of brands