CamelBak: Perfectly sized and equipped for single day missions, the new Sparta™ includes over 30L of cargo, laser-cut Mountain™ MOLLE and our new 3L, 100oz Mil Spec Crux™ Lumbar Reservoir, which delivers 25% more water per sip. Low Rider™ technology uses a lumbar reservoir to move the water weight low for increased stability and a lower center of gravity. It is constructed of 500D Double-Rip Cordura® fabric for long lasting durability.FeaturesLaser-cut Mountain™MOLLE panels on front and sides for secure attachment of accessory pouchesLow Rider™Reservoir compartment shifts weight down on the backFour-zipper, full clamshell opening on main compartmentWebbing waistbelt with lumbar adjustment stows when not in useMultiple drink tube exit ports – for routing tube over the shoulder or under an armSide-release buckles for quick release from shoulder harness, compressionstraps and waist beltZippered back panel access makes loading a full reservoir into hydrationcompartment easyDual antenna ports on top of packD-Rings and webbing loops for tube managementAdjustable sternum strapHook-and-loop strap managementMOLLE attachment system integrated to bottom of bootUses 500D Double-rip Cordura® Fabric for the ultimate combination of strength and durability SpecificationsUser Group: UnisexBPA/BPS/BPF Free: trueDimensions: 50 x 31 x 28 cm / 19.7 x 12.2 x 11 inQuick Link: truePack Weight: Hydration Plus CargoHydration Type: Mil Spec Lumbar CRUX™ Reservoir with Quicklink™ SystemGear Capacity: 33 L / 2013 cu inHydration Capacity: 3L/100 oz