This Item Features: • Hydration Capacity: 100 oz - 3 L • Total Capacity: 183 cu in - 3 L • Total Weight (Pack and Reservoir): 1.45 lbs - 658 g • Dimensions: 18 x 10 x 3 in - 46 x 25 x 9 cm • Fabric: 500D Cordura® Fabric front panel and yoke > 420D High Density Nylon back panel > 420D High Density Nylon stow-away panel for shoulder harness webbing > 210D Nylon lining > Nylon webbing • More than just a reservoir, the Mil Spec Antidote™ Reservoir redefines the ultimate delivery system for an operator’s water supply and provides maximum adaptability for changing missions or combat environments. Includes our Quick Link™ Exit Port and QL HydroLock™ Bite Valve Adapter: tube clicks off for faster refilling with auto shut-off; new Fillport: industry’s largest opening with air-light ¼ turn open/close for quick, secure seal that can’t be over-tightened; lighter-weight, lower-profile design.