Call it a thermos, travel mug, or insulated water bottle—there’s no substitute ... with strong thermal retention and a good lineup of accessories that give it an edge over competitors.

Figuring out the size and lid options you want is important in picking a thermos. Alex Robinson The first thing I did with this field of thermoses was a hot water test. I heated a vat of water to 150 ...

You can soak the parts in hot, soapy water and scrub the nooks and crannies with brushes. The Stanley Legacy QuadVac Thermal Bottle 1.5 QT was better at insulating liquid than every thermos except ...

The 12-ounce Thermos Funtainer Stainless Steel ... Kids can be tough on their water bottles. Luckily, replacement parts for our picks—including lids, straws, and valves—are available to ...