CamelBak Crux Reservoir 2L Camp Kitchen CamelBak Crux 2L Reservoir 2 Liters REI Co op CamelBak Crux 2L Reservoir 2 Liters REI Co op CamelBak Crux 2L Reservoir with Filtration Kit 2 Liters YouTube. The brand new CamelBack 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. Material Polyurethane Volume 70 oz (2L) Size 38 x 19 x 6 cm 15 x 7. 5 x 2. 5 in Details Offers 20% more water per sip 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 Weight 210 g (7 oz)