Our battle-tested original, continuously upgraded and improved continuously improved and upgraded over the last two decades. Hundreds of thousands of troops worldwide will tell you that this is battle-winning gear. Includes the 100 oz (3 L) Mil Spec Antidote™ Long Reservoir with Quick Link™ Exit Port Available in Black, Coyote and Multicam Improved fold-down fillport cover stays out of the way during re-filling Quick-release shoulder straps unclip for easy removal and storage inside back panel stash pocket Use D-ring attachment points to add to any armor vest or pack with MOLLE Fully-insulated reservoir compartment using 5 mm closed cell foam Add or remove name tags and unit badges quickly with integrated hook-and-loop External fill for rapid refill without having to remove reservoir from pack 500D Rip-Stop Cordura® Fabric