Reusable water bottles are great for fighting against single-use plastic, but they can carry a lot of bacteria if not cleaned ...

Whether you're a wellness enthusiast or just curious about the science of hydrogen-infused water, this deal lets you test it ...

Water is really good for you! But plastic water bottles aren't—and they're bad for the planet too. You already know that you should be drinking more water—and chances are, you know that single-use ...

This self-cleaning, water-purifying bottle uses UV-C LED light in the ... and the generous opening is especially convenient for filling up from natural sources, like streams.

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. What horrors grow within?

A wide-mouthed bottle is easier to fill with water ... with reports of mold building up. Lifefactory 22 oz Glass Water Bottle: The wide mouth was awkward to drink out of—it felt like drinking ...