CamelBak HydroBak Hydration Backpacks Lapis Blue/Atomic Blue 50oz. The new Crux reservoir also offers 20percent more water per sip for faster hydration in the saddle. Specifications for CamelBak HydroBak Hydration Backpacks: Manufacturer: CamelBak Color: Lapis Blue/Atomic Blue Gender: Unisex Age Group: Adults Pack Volume: 1.5 liters Pack Application: Hiking Fabric/Material: 210D Nylon & 70D Diamond Clarus with DWR & 1000 mm PU coating Hydration Bladder Capacity: 50 oz Size: 12.6 x 8.5 x 3.9 in Weight: 150 g 5 oz Pack Type: Hydration Packs Hydration Compatible: Yes Capacity: 1.5 liters Pack Loading: Top Pockets: 2 Application: Biking Features of CamelBak HydroBak Hydration Backpacks The brand new Crux delivers 20percent more water per sip with an ergonomic handle for easier refilling and an on/off lever that makes it easy to prevent leaks Breathable air mesh back panel for a lightweight comfortable fit Reflective accents for visibility in low-light environments Secure zippered pocket for essentials Lightweight ventilated mesh harness Package Contents: CamelBak HydroBak Hydration Backpacks CamelBak 1122404000: HydroBak Hydration Backpacks Lapis Blue/Atomic Blue 50oz CamelBak 1122404000: HydroBak Hydration Backpacks Lapis Blue/Atomic Blue 50oz