
Thermos
THERMOS FUNTAINER Kids Food Jar with Spoon, 10oz, Teal
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Highlights
- Stays hot or cold: THERMOS stainless steel food containers keep contents hot up to 5 hours and cold up to 7 hours with our vacuum insulation technology; toss our insulated food jar into your kids’ lunch box with their favorite soup or cold snack
- Kid-friendly design: These reusable insulated lunch containers are lightweight and compact with a push-button lid so they’re easy to carry and open; includes an integrated foldable spoon in the food jar lid, ensuring they always have a utensil handy
- Daily durability: Perfect kids Thermos food container for school and daily use made with high-quality 18/8 stainless steel to handle drops, dings and provide everyday durability and reliability; comes in a variety of fun colors and patterns
- Easy prep and cleaning: Chill or preheat our Thermos food jar with cold or hot water, cover, leave for 5-10 minutes and empty; our cold or hot food lunch container is BPA-free, leak proof when closed lid & dishwasher safe, but hand washing is recommended
- Protect what you love: With 120 years of heritage, Thermos Brand food and beverage containers keep things fresh, sealed and protected; trusted since 1904 because our products help make everyday life a little better, every time
Why You'll Love It
- Vacuum insulation keeps food warm up to 5 hours or cold up to 7 hours
- Foldable spoon built into the lid ensures utensils are always packed
- Push-button lid opens easily and stays leak proof when fully closed
- Built from durable 18/8 stainless steel to handle daily school drops and dings
- BPA-free construction is dishwasher safe for simple everyday cleanup
Pros
- +Built-in folding spoon in lid
- +Keeps cold food chilled for 7 hours
- +Durable 18/8 stainless steel body
- +Leak proof when closed
- +Dishwasher safe parts
Cons
- -Hand washing is recommended over dishwashing
- -Compact 10oz capacity may not suit larger meals
- -Requires 5-10 minute preheating or chilling for best results
Detailed Review
The Thermos Funtainer 10oz Kids Food Jar is a compact, vacuum-insulated container designed to pack warm meals or chilled snacks for school lunches. Built to fit neatly into lunch boxes, it solves the problem of keeping soups warm or yogurt cold without relying on an external refrigerator or microwave.
Temperature retention is powered by double-wall vacuum insulation technology, which keeps hot food warm for up to 5 hours and cold contents chilled for up to 7 hours. For everyday convenience, the push-button lid is easy for children to open independently and seals leak proof when closed. The lid also houses an integrated folding spoon, ensuring kids always have a utensil on hand when it is time to eat.
Durability and maintenance are straightforward. The body is made from high-quality 18/8 stainless steel that resists everyday drops and dings. To get the best thermal performance, the jar should be preheated with hot water or chilled with cold water for 5 to 10 minutes before filling. While the BPA-free container is dishwasher safe, hand washing is recommended to maintain the finish over time.
There are a few minor trade-offs to keep in mind. The 10-ounce capacity is tailored for kids and smaller portions, so it will not suit larger appetites. Additionally, getting the full 5 to 7 hours of temperature retention requires taking a few extra minutes in the morning to pre-chill or preheat the container before packing food.
Verdict: This insulated jar is an excellent choice for parents looking for a durable, leak-proof container for school lunches. Its built-in spoon and reliable temperature retention make packing hot soups or cold snacks simple and mess-free.
Who Should Buy It
A great fit if you:
- Pack warm soups, pasta, or chilled snacks for school lunches.
- Want a compact, kid-friendly container with an integrated utensil.
- Need a durable stainless steel jar that will not leak in a backpack.
Consider something else if you:
- Need to pack large meals that exceed a 10-ounce capacity.
- Prefer a container that does not require preheating or chilling prep steps.
FAQ
How long does this food jar keep food hot or cold?
It keeps warm food hot for up to 5 hours and chilled food cold for up to 7 hours using vacuum insulation.
Does it come with a utensil?
Yes, an integrated foldable spoon is stored directly inside the food jar lid.
Is the container leak proof?
Yes, the container is leak proof when the push-button lid is completely closed.
How should this food jar be cleaned?
The container is dishwasher safe, although hand washing is recommended.
Product Details
| Brand | Thermos |
| ASIN | B08NCPJSTX |






