Consider Nestlé Waters North America, the company behind water brands such as Poland Spring, Arrowhead and Deer Park. It manufactures its own bottles -- an astonishing 20 billion each year.

In cold-water testing, the temperature dropped 10.1 degrees Fahrenheit over a full 24-hour stretch, ... We tested these water bottles to make sure they meet the demands of everyday use.

Whether you’re traveling into the backcountry or internationally, clean water isn’t always a guarantee. That’s why you should consider HydraPak’s new collapsible bottle with a built-in filter.