In tests the brand says it's able to keep cold drinks cold for up to 24 hours, hot for up to 12 and ice for up to 2 days ...

On top of Ninja's surpise Pay Day sale, savvy shoppers have found a way to save even more on this highly rated travel bottle.

We found popular water bottles currently on an under-the-radar sale at Amazon. Including trendy brands like Owala, Hydro ...