Osprey's Hydraulics?? 2L Reservoir by Hydrapak? is ideal for large volume packs and long duration activities. The HydroStatic?? backerplate provides structure for easy loading into a full pack and maintains a flat profile. Thoughtful design makes filling, cleaning and most importantly staying hydrated on the trail easier than ever. All parts are BPA-free, phthalate-free, and lead-free. All materials are certified food safe according to FDA and EU regulations.. . ?. . . Hydrostatic?? Backerplate provides structure to shove a full reservoir into a fully loaded pack and maintains a flat profile.. Easy Slide-Seal?? top opening, seals watertight and provides wide access for easy filling and cleaning. Pour shield extends the collar to ease filling in shallower sinks and control pouring into pots or bottles. Carry handle allows easy reservoir management and filling. Magnetic Bite Valve attaches to the reservoir hose and pairs with the included sternum strap magnet for easy water access and hose management. Hydrapak? Blaster?? bite valve offers fast, smooth water flow with a ? twist on/off switch. The QuickConnect?? system allows easy removal/filling of the reservoir and filtering in the backcountry. Holds 2 liters. Imported.