But it can’t keep your water cold for long. If you’d rather ... It would make a better thermos than a water bottle. S’well Original Bottle: This bottle insulates as well as our insulated ...

The Stanley bottle performed exceptionally well in the hot and cold retention ... an older thermos will continue to perform. The vintage thermoses reliably keep water steaming hot for more than ...

There’s an old joke about the Thermos bottle that keeps things hot and cold, so someone loaded it ... today are air-cooled with a small fan. But water-cooled hotends have been around for a ...