M.U.L.E.® ™ MAX™ GEAR HYDRATION SYSTEM ~ 3.O LITER/100 OZ:  When the pace or terrain gets intense, you need as much water as you can get, and the M.U.L.E.® provides it. This system carries over 540 cubic inches of gear and water comfortably on an Independent Suspension Harness. For those extra-strenuous hikes or missions, add a second OMEGA™ Reservoir for another 100 ounces of clean water. Made for tough military standards.  Enhanced features keep CamelBak systems in a class of their own:
• Polyurethane Reservoir is slosh-free and collapses on itself
• Tethered Screw-Cap closure lets you easily fill the reservoir while providing a positive seal for leak-proof performance
• Extra-wide, 1.75-inch/45mm opening can be filled with ice cubes for extra-cool hot weather hydrating
• HydroLock™ Valve provides positive shut off switch for anti-leak security
• Big Bite™ Silicone Valve releases more water when you need it
• Closed cell foam insulation keeps liquids cooler longer and doesn’t absorb moisture or perspiration
• Insulated Tube Covers on all models
• Strongest guarantee in the hydration field.