Do Water Go Bad in a Hydro Flask? The water won’t go bad in a Hydro Flask for year if it is filled with pure water and closed the cap of the bottle, see what Krogh says:“Of course there can’t be much organic matter in the water, which there isn’t in the water most Norwegian homes have on tap. As long as it’s been contained in a closed bottle that doesn’t let any substances into the contents it can keep for years without becoming dangerous to drink,”
How long is water good for in a Hydro Flask?
Hydro Flasks are all made by double walls of stainless steel 18-8 with vacuum insulation plus TempShield to keep your ice cold water as good as for 24 hours up in Hot Summer season, with a hydro flask, you can enjoy fresh ice cold water without lukewarm taste issue at the beach or camping outdoor living for a full day long.