CamelBak ArmorBak Mil Spec Crux Hydration Pack 100oz Multicam. A.A.S.). The system eliminates the need for shoulder straps and minimizes side-to-side movement. The D.A.A.S. system also enables the user to pressurize the included 3L 100oz Mil Spec Crux Reservoir for rinsing equipment in the field. Specifications for CamelBak Armorbak Mil Spec Crux Hydration Pack: Manufacturer: CamelBak Pack Application: Outdoor Size: 6.2 lb Pack Type: Day Pack Features of CamelBak Armorbak Mil Spec Crux Hydration Pack D.A.A.S.(Direct Armor Attachment System) quick release bucklesallow for a one-time set up and rapid attachment/removal from anyplate carrier with MOLLE D.A.A.S.Quick Attach Pressure Strap increases stability and makeson-the-move hydration rinsing glasses and goggles easier Dual zippers for quick reservoir removal and easy refill 5 mm closed-cell foam on front and back panels for insulation Infra-red compliant fabric buckles and webbing Add or remove name tags and unit badges quickly with integratedhook-and-loop Package Contents: CamelBak Armorbak Mil Spec Crux Hydration Pack CamelBak 1726901000P: ArmorBak Mil Spec Crux Hydration Pack 100oz Multicam