HydraPak 28mm PNP Inline Filter CHideaBladderFlask and RF welded seams designed

and RF welded seams designed to stand up to all of life's adventures

with chocolate brownie

an insulated comfort Gore-Tex® membrane and a removable and adjustable tongue

with waterproof performance of 20

and it has been updated and expanded

HydraPak 28mm PNP Inline Filter CHideaBladderFlask and RF welded seams designedAccess potable water anywhere. HydraPak's unique and versatile 28MM inline filter threads directly onto popular 28MM opening bottles and flasks and is equally easy to install in any of our reservoirs and caps with a Plug N Play connect system. This versatile connectivity makes our filter a great backcountry water treatment solution whether you are squeezing your water from a Stow into another bottle, gravity filtering your water out of a Seeker or