OSPREY PACKS–hydraulics 3l reservoir-10005148

Osprey’s Hydraulics® 3L 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, lead-free, guaranteed. All materials are  certified food safe according to FDA and EU regulations.