The 3L/100oz reservoir from CamelBakA(R) provides easy hydration in the form of hands-free sipping. Features and Specs Features CamelBak Antidote reservoir features a huge access port for easy filling; now with a new cap that is easier to open and close Access port is large enough to put your hand inside, so cleaning becomes a simple task Integrated baffle keeps water from sloshing side to side as you move and twist wearing your pack Equipped with the Quick Link(TM) connection system for hassle-free removal of the drinking tube Big Bite(TM) valve is easy to use-just bite and sip; HydroLock(TM) valve shuts off water, preventing leakage during transport Specs Capacity: 100 fl. oz Bite Valve Shut-Off Switch: Yes Quick Disconnect Tubing: Yes Materials: Polyurethane BPA Free Dimensions: 18 x 8 x 3.5 inches Weight: 6.5 ounces