Top 10 Best Thermos Food Jars in 2019 Reviews – A Complete Guide

Microwaves and refrigerators are very convenient. Is it too hot? Just throw your beverages in a fridge and out it comes at the perfect temperature. Is it too chilly outside? Well, your soup will be hot and steamy a couple of seconds later.

But not all places have these facilities. And the only way left to enjoy your meals at the right temperature is by using any thermos food jars. What choices do you have? What do you need to consider to get the best thermos food jar in the market? These questions are answered in detail in this guide on the top ten best thermos food jars in the market today.

Reviewed List of 10 Best Thermos Food Jars to Buy in 2019:

1. Thermos Funtainer 10 Ounce Food Jar

Thermos Funtainer 10 Ounce Food Jar

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This compact and lightweight Thermos food jar from the Thermos brand serves you just as well as it looks. It is made of a stainless steel interior as well as exterior. With this ergonomic design, you can rest assured that it won’t break easily when dropped or subjected to pressure. This double-walled construction gives it its food retention capabilities. It can keep food cold for up to seven hours and hot for up to hours. Thanks to the wide mouth, you can fill and serve food quite easily.

One may argue that this thermos is more kid-oriented with its small stature that can fit easily in lunch boxes, and its availability in a variety of colors and designs such as Batman, teenage mutant ninja turtles, and star wars among others. With over 80% of 5 and 4-star reviews on Amazon, it is safe to say this thermos doesn’t disappoint.

Pros:
  • Easy to clean
  • Sturdy enough for everyday use
  • Inexpensive
  • Comes in a wide array of colors and designs
  • Doesn’t break easily when dropped
  • Wide mouth is easy to fill and serve from
Cons:
  • Food sticks under the lip which is not a problem if you clean well

2. Thermos Stainless King 16 Ounce Food Jar with Folding Spoon

Thermos Stainless King 16 Ounce Food Jar with Folding Spoon

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With a bulkier shape and a wider girth, the Thermos Stainless King 16-ounce food jar is perfect for large food servings. The wider girth and mouth allows you to serve, fill and eat food with ease and minimizes the possibility of creating messes. It has two walls made of stainless steel to keep your food hot for 7 hours and cold for 9 hours. The use of stainless steel makes it durable as it won’t bend or crack under pressure. Also, however hot or cold your food is, the exterior remains cool to the touch.

Check: Best BPA-Free Glass Water Bottles in 2019 – A Complete Review

The exciting thing about the Stainless King Thermos food jar is the inclusion of a spoon. You no longer have to carry a spoon to eat your food. What’s more, the lid is large and works as a bowl when you want to eat. This three in one service is quite convenient! As a bonus, unlike most thermoses, this one doesn’t condense your food in cold temperatures. You have four color options: blue, stainless steel, black and red.

Pros:
  • Perfect for large food servings
  • The lid doubles up like a bowl
  • Simple to clean
Cons:
  • Not machine washable
  • The spoon is somewhat difficult to clean

3. THERMOS FOOGO Vacuum Insulated Stainless Steel 10-Ounce Food Jar

THERMOS FOOGO Vacuum Insulated Stainless Steel 10-Ounce Food Jar

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There are many reasons why the Thermos Foogo food jar is so popular with parents. To begin with, the small food capacity of 10 ounces means it can hold just enough food for one kid and fit snugly in most lunchboxes. Secondly, the stainless steel construction on the interior and exterior prevent it from breaking or bending when subjected to pressure or dropped. It also remains cool to the touch however hot or cold the food is so there is no risk of scalding.

The highlight, however, is on the rubber grip on the lid and at the bottom. With these, even a five-year-old can open it with relative ease. When placed on a surface, however slippery it is, it won’t slip and fall. You can rest assured on the safety of your kids as all the parts of the thermos is BPA free, and it meets all CPSIA requirements. Your food will remain cold for 7 hours or warm for 5 hours.

Pros:
  • Lightweight and ergonomic design
  • Perfect for kids as well as old folks
  • CPSIA certified
  • Rubber grip simplifies use
  • BPA free materials
Cons:
  • The plastic base doesn’t feel too sturdy and may detach from the side with the time

4. Zojirushi SW-EAE35XA Stainless Steel Food Jar

Zojirushi SW-EAE35XA Stainless Steel Food Jar

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From a company that has been in the Thermos food jars making business since 1918, this food jar is the perfect one for keeping soup hot. It has a capacity of 12 ounces, which is just enough for a light meal for adults or a heavy one for kids.

Check: 10 Best Stainless Steel Water Bottles – An Expert Review in 2019

Like the others on this list, the Zojirushi Thermos food jar has a stainless steel construction both outside and inside. This makes it not only durable but also cool to the touch however cold or warm the contents are. Most Thermoses come with a one piece lid that has some hard-to-reach areas that can trap lots of gunk. Zojirushi stainless steel food jar takes the high road on this one and comes with a 4-piece lid. This lid comes apart to give you access to all crevices and threads to clean completely.

Around the lid, where you hold as you unscrew it, the Zojirushi Thermos food jar has dimples for a firmer grip. This simplifies opening it. With its relatively wide mouth, you can eat your soup out of the Thermos without having to assume some awkward positions. It can keep food hot for 5 hours and cold for up to 6.

Pros:
  • Durable construction
  • Covered by a five-year warranty
  • On-touch pour mechanism
  • Easy to open and close
  • Gives you full access during cleaning.
Cons:
  • Not dishwasher safe
  • May retain odors

5. MIRA Vacuum Insulated Stainless Steel Lunch Thermos

MIRA Vacuum Insulated Stainless Steel Lunch Thermos

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After raking through an endless number of reviews and food flasks, I had concluded that food jars aren’t the prettiest addition to any lunchbox. Well, that was until I came across the MIRA Stainless Steel Thermos.

It has a sleek and ergonomic shape that is bound to attract attention. Its outsides and insides are made of stainless steel for it to remain cold to the touch and keep food cold for ten hours and hot for about 5 hours. Even though it has a small footprint, it can hold up to 13.5 ounces which is just enough for a full meal. Each component in its construction is entirely free of BPA, lead, PVC, and phthalates.

MIRA Thermos food jar is quite versatile and can be used for many foods including fresh fruits, cold snacks or pasta among others. If by the rare chance it doesn’t satisfy you, the company offers a full refund if returned within 30 days from the day of purchase.

Pros:
  • Has a firm seal that doesn’t leak
  • Reliable customer service
  • Convenient color options
  • 30-day money-back guarantee
Cons:
  • Neither dishwasher nor microwave is safe

6. Stanley Adventure Vacuum Insulated Food Jar

Stanley Adventure Vacuum Insulated Food Jar

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Described as a “one-man band, playing every instrument…” the Stanley Adventure food jar is perfect Thermos food jar for you if you want to keep food warm or cold for extended periods of time. It can keep your food hot or cold for up to 12 hours, which is more than most people need.

The company has been at it for over a hundred years and judging by the loyal following they have, and it is safe to say that they don’t disappoint. Besides, the Thermoses come with a lifetime warranty so it a totally risk-free purchase.

Like the others above, the Stanley Adventure is made entirely out of stainless steel. However, the inside of the lid is made out of plastic. All the components are BPA free.

This food flask is available in three sizes: 14, 18 and 24 ounces to meet personal preferences. The lid doubles as an 8-ounce cup, perfect for taking your hot or cold liquids. It holds on to the flask tightly and doesn’t leak however vigorous you shake it. The inclusion of a spoon is a pretty nice touch.

Pros:
  • Keeps food warm or cold for long periods
  • Lifetime warranty
  • Variety of size options
  • Convenient spoon attached
  • Easy to operate and clean
Cons:
  • Slightly heavy
  • Not machine washable

7. Hydro Flask 12 oz Leakproof Stainless Steel Food Flask Thermos Jar

Hydro Flask 12 oz Leakproof Stainless Steel Food Flask Thermos Jar

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Although said to keep your food hot for twelve hours, the Hydro Flask loses heat quickly, as much as 80% within the first two hours. Your drink will still be at a great temperature after the said 12 hours, but that makes it only usable if you plant to take it within 3 hours of storing it.

It is compact, and the perfect size for cocktails. There are two sizes from which to pick from, the 12 and 18 ounces depending on what you plan on using it for.

Both its interior and exterior are made from 18/8 stainless steel for maximum heat and cold retention (keeps them cold for 24 hours). The exterior is coated with powder to enhance the grip and minimize the risk of slipping.

The use of TempShield insulation technology renders it immune to condensation however hot or cold the weather gets. The lid is doesn’t leak, and the bottom is beveled for maximum support.

Pros:
  • Comes with a lifetime warranty
  • BPA-free
  • Easy to clean
  • Keeps food frozen for long periods of time
  • Several color options
Cons:
  • Perfect only if you want to take your food after a few hours

8. Simple Modern 12oz Provision Food Jar with Handle Lid

Simple Modern 12oz Provision Food Jar with Handle Lid

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The Simple Modern Provision Food Jar with Handle Lid is an ideal choice for you if you are planning to keep your food at the same temperature for up 7 hours when hot or 9 hours cold. This is true as it has a unique way of insulating. Instead of using only the normal vacuum space between the two stainless steel interior and exterior, the outside part of the inner wall is coated with supreme copper for added insulation. The copper greatly reduces the transfer of heat between the two surfaces, maintaining your food at the same temperature for long periods of time.

The walls are made of 18/8 stainless steel, and the lid is hard plastic. The lid has a loop at the top that makes it easy to carry around and unscrew without much effort. The mouth is pretty wide, allowing you to pour food into a bowl or even eat directly easily. You have three sizes from which to pick from; 12, 16 and 24 ounces, and more than ten popular colors to match any style.

Pros:
  • FDA approved
  • Reasonably priced
  • Simple to open thanks to the handle on the lip
  • Keeps food at the same temperature for long periods of time
Cons:
  • Hand wash only

9. Thermos Funtainer 16 Ounce Food Jar

Thermos Funtainer 16 Ounce Food Jar

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Being a reputable brand, it should not come as a surprise that one of their products made it to the top three. With a combination of a vacuum insulation technology and two stainless steel walls, this is perfect for holding hot meals for up to 5 hours and cold ones for 9 hours. The use of stainless stell renders it unbreakable and doesn’t scratch easily, so it will maintain its lustre for a long time to come. With a 16 ounce capacity, it can easily hold a meal for two.

It has a wide mouth that lets you fill or empty it with ease, and simplifies cleaning. Although not in product descriptions in many sites, it includes a handy spoon tucked away under the lid for convenience. However hot or cold the contents of the jar are, it remains cool to the touch and doesn’t condense. It is a perfect choice for children and adults alike.

Pros:
  • Inexpensive
  • Convenient color choices
  • Very portable
  • Good value for your money
  • Easy to clean
Cons:
  • Not dishwasher safe

10. Wasserstein Durable Stainless-Steel Vacuum Insulated Thermal Food Jar

Wasserstein Durable Stainless-Steel Vacuum Insulated Thermal Food Jar

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This durable stainless steel food jar from Wasserstein has an ergonomic and convenient design. Both the interior and exterior are made of stainless steel so dropping it won’t cause even a simple bump. Not that you will be dropping it easily thanks to the anti-slip coating and the rubber bottom. The lid is easy to grip and twist, as made possible by the dimples at its sides.

Unlike most on this list, the Wasserstein food jar gives you a very convenient carrying mechanism. It comes with a carrying handle that simplifies transport. You are only allowed to wash it by hand rather than a machine. The inclusion of a spoon eliminates the need to bring one with you.

With a capacity of 17 ounces, this flask is ideal for many situations that require you to keep your food at the right temperature. It can maintain your food at the same temperature, hot or cold, for up to 8 hours. The wide mouth allows easy access as you fill or empty it. Wasserstein food jar Thermos offers a 3-month warranty on a purchase, such that if you aren’t happy with your purchase, you get either a full refund or replacement.

Pros:
  • High heat resistance
  • Easy to open and close
  • Three-month warranty
  • Offers great insulation
  • Spoon included
  • Spill-proof no matter how vigorous
Cons:

Hand wash only


Thermos Food Jars’ Buying Guide:

The Thermos food jars you choose to go for are, more often than not, fueled by your situation. By going through the short list below on factors to consider when choosing your Thermos from the above, you will have made a giant leap into finding the one that will work for you.

Capacity:

How many meals would you like your Thermo food jars to hold? How many people are supposed to benefit from the contents? A family? Two?

Thermoses have varying capacities that go up to a gallon. The size that you go for should be relative to its use. For instance, if it is for families or all day/night activities, a 5-ounce Thermos just won’t do. But for your own nourishment, it is just the perfect size.

Insulation and construction:

Although there are many different types, the most common materials used in the construction of Thermos food jars is steel and plastic. For durability, corrosion and scratch resistance among other benefits, it would be best if you went for those made of steel. Besides, only steel can well maintain the vacuum space even after dropping it, keeping your foods at the same temperature they were when you packed them.

Features:

Most Thermos food jars come with a couple of extra perks that are convenient depending on the intended use. Some come with a carrying strap, and clips to hold on to your belt, making them the perfect choice if you want a workout companion. And, some come with a small base to fit cars’ cup holders, making them perfect for drinks when driving.

If you plan on carrying it in a lunch box or backpack, an airtight one will do. Make sure you go for one that is very convenient for your situation.


All the items on this list can be described by two words – Premium quality. They are all wide-mouthed, leakage proof, and are made of stainless steel vacuum insulation technology. Reading carefully through the 10 best Thermos food jars and the buying guide will have you deciding before you finish reading these closing remarks.

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