This stainless steel thermos keeps drinks cold for 30 hours, and hotter for 12. But its wide mouth allows ice to melt and bacteria to get up into the drink.
The Iron Flask does an excellent job of keeping drinks cold and refreshing for up to 24 hours. Its outer stainless-steel shell resists impact and dents, and its three lids let you choose your favorite drinking method.
Not all stainless steel water bottles are created equal. This tall, insulated, sturdy vacuum bottle is beat by less expensive ones in every area.
The Lobo 64 OZ Vacuum Insulated Wide Mouth Stainless Steel Thermos Sweat&Leak Proof Metal Jug Canteen Flask Mug Water Bottle Hot/Cold 24 Hours Travel/Camping/Sports/Driving BPA-FREE Half Gallon
Whether its hot coffee in the morning or cold ice water for a hot day, this bottle is the perfect size to keep any liquid cold or hot for hours.
This stainless steel water bottle is worth the extra price over it rivals. It holds more drinks, drinks colder for longer, and is easier to refill.
The Hydrometal water bottle is the best water bottle we tested. The vacuum-insulated tumbler doesn't sweat or fade, keeping your drinks cold for 24 hours and hot for 12, and it keeps your drinks hot for at least 12 hours.
With its comfortable handle and easy-to-press lid, this vacuum-insulated bottle is both functional and stylish.
QIMUKKXstainless steel water bottles are by far the most durable, best-looking, safest, and most functional insulated bottles we tested. They're also the best value.
This thermos thermos is the lightest and smallest size we've tested. Its vacuum insulation keeps soup hot for much, much longer than soup in, say, those cantaloupe cups, and it keeps small food items like cheese sticks and cold sides cold. The lid is tight, and the lidded opening is a bonus.
This insulated stainless steel water bottle is the best performing bottle we tested and the best looking bottle that we tried. It kept both cold and hot drinks cold for 24 hours, and hot drinks hot for 12 hours. The spout lid has a twist cap that closes easily, and a wide mouth for easy filling and cleaning. The insulated stainless steel water bottle is definitely our pick for the best thermos bottle.