Hydraulics 3L Res axll_no_image_aluminum and a larger rope-bearing surface

and a larger rope-bearing surface for greater durability

its size and shape allow you to paddle it through large whitewater safely

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Fighting the urge to go into work shirtless on a hot day is generally the right thing to do

Hydraulics 3L Res axll_no_image_aluminum and a larger rope-bearing surfaceOsprey'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