Description Product Description This large, functional pack comes with two of our best-selling pouches that can be used as is or changed out with other pouches as needed. Constructed of heavy-duty 1000 denier nylon Reinforced stitching to ensure durability Includes 100 oz. BLACKHAWK!® Hydration System Drink system protected by Microban® antimicrobial treatment Bite Me® bite valve and patent-pending quick-disconnect system 3-D mesh back panel with frame External hydration reservoir access Numerous internal pockets and dividers Dual antenna ports Robust waist belt with additional S.T.R.I.K.E.® attachment points Tie-down straps in main compartment Includes Upright GP Pouch (37CL52) and Nalgene® Bottle Pouch (37CL70)