9 best vacuum flasks in 2021-PureWow

2021-11-25 10:47:00 By : Ms. Amanda Liu

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Take inspiration from TikTok legend Tinx and her wealthy mother's lifestyle-there is no more necessary accessory than a thermos. Not only can it help you do your part to save the planet (plastic bottles are obsolete), these cups also help ensure that you stay hydrated (or caffeinated, depending on the beverage you choose). This is because a good thermos can keep cold drinks cool, and hot drinks will be hot all day long. This is good news (who likes warm iced coffee?). PureWow put in extra effort to find out the other factors of a good thermos cup design and which ones meet the requirements. How does the insulating roller work?

The working principle of the thermal insulation cup is to keep hot or cold air inside and eliminate condensation, and the vacuum insulation effect is the best. Rather than simply adding an extra "double wall" (usually plastic or glass to a stainless steel base), this allows air to pass between them. The vacuum insulated tumbler has no H2O between the two, so there is no temperature molecule. Secretly passed. Therefore, heat is unlikely to be lost or increased.

All of our preferred products are not only fashionable, but are designed to keep any drink you taste at the ideal temperature until the last drop.

Related: The 13 best reusable water bottles, from $8 to $95

Beast stainless steel water cups are available in 15 different colors and are a great choice for almost anyone. The vacuum insulation design means that you will not leave any annoying sweat on your body, and the liquid should be kept at the perfect drinking temperature for several hours. When sipping, you can drink directly from the splash cover, or you can choose to use one of the two stainless steel straws included (one curved and one curved), which is very useful for iced coffee or smoothies.

The best cold drink thermos

This "adult sippy cup" is Tinx's choice of insulation cups, and is your ideal companion for strong walking (so everyone knows how high your moisture content is). Its lid has a built-in straw, so it is very easy to drink iced drinks and water. However, more importantly, according to the Internet celebrity, "the water has always been cold"-this is not surprising considering that it is double-layered and vacuum insulated. Provides what Tinx calls "a million colors" and patterns, including tie-dye. The cherry color on the top of this cup is the included flip.

YETI is known for its high quality and durability. Although its price is on the high side, the nearly 20,000 positive reviews of this tumbler show that if you want your drink to stay cool for at least 24 hours, it is totally worth it. Yes, you read that right-thanks to its double-layer vacuum-sealed insulation material, the beverage can stay hot or cold in this container until the last bite. What's even better is that it can be washed in the dishwasher, is BPA-free, and comes with a splash-proof sliding cover to provide the best drinking experience.

The best thermos mug for hot drinks

Of course, this insulated mug has basic functions: like any high-quality glass, it is a double-layer vacuum insulated mug, and its shape should fit most cup holders, so you can take it with you when you travel. However, it also adds an element of copper lining-a heat conductor, which is very effective in terms of heat preservation. There are two convenient straws to make it easier for you to sip on the go, and the textured powder coating is designed to prevent you from being hot-even if your drink is piping hot.

This Ozark Trail Tumbler is touted as a more affordable snowman, but its cost is only more than one-third and can provide similar quality insulation materials. Although it can only be washed by hand, it has a double-layer vacuum-sealed stainless steel interior, which is reported to keep cold drinks for 22 hours at low temperatures and steaming liquids for 4 hours. Shoppers say they don’t sweat, so they are very suitable for outdoor adventures.

This delicate tumbler from Contigo has a "trapdoor" under the lid, allowing you to shake the drink to mix without making a mess. More importantly, when you take out the straw, it will seal. The double-layer shatterproof body is made of plastic, so it is not suitable for hot drinks, but cold drinks will keep cool and cool. You can also wash it in the dishwasher, as long as you use the top rack.

The Hydro Flask glasses are available in bright neon colors and are a gorgeous way to transport your precious liquid caffeine. It has a unique "TempShield" double-wall vacuum insulation material, which is said to keep it at a consistent temperature for several hours. At the same time, the press-in lid adopts a honeycomb design to ensure that no steam escapes. Most importantly, it is made of professional grade stainless steel, which is durable and has a powder surface treatment to prevent fading, so you will enjoy it in the coming years.

If you find yourself drinking water outdoors, this short drinking glass will be the perfect companion for beach walks or camping trips. Not only is it the ideal size, but it has three layers of insulated stainless steel, which is said to keep cold wine at a low temperature for 9 hours, or it can keep cider with cider at a temperature of 3 hours-if you ask us, Very impressive! There is a splash-proof lid, in addition, there are many beautiful colors and patterns to choose from.

Sipping from a transparent glass, you can view the remaining precious liquid without sacrificing temperature control. This Tervis style has a double-layer insulation and shatterproof structure, so you can drop it without breaking the glass. It comes in a variety of sizes and designs (maybe you prefer mugs?), and it is suitable for microwaves, dishwashers and freezers, and is easy to start.

Related: 11 inspirational water bottles may actually encourage you to hydrate

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