THERMOS FUNTAINER 10 oz Kids Food Jar with Spoon

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Product guide

THERMOS FUNTAINER 10 oz Kids Food Jar with Spoon

THERMOS FUNTAINER is a 10-ounce vacuum-insulated food jar made for kids’ packed lunches. Its lid includes a foldable spoon, and the listing claims contents stay hot for up to 5 hours or cold for up to 7 hours.

At a glance

Foldable spoon is integrated into the lid for an all-in-one packed lunch.
The manufacturer claims hot-food retention up to 5 hours and cold-food retention up to 7 hours.
Push-button lid and wide-mouth opening are described as easier for kids to open and eat from.
Preheating or pre-chilling with water for 5–10 minutes is recommended for maximum insulation efficiency.

Price

$13.96Save 30%

Reference price: ~~$19.99~~

Price checked: Nov 13, 2026

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Pros and cons

Pros

A built-in foldable spoon means there is a utensil stored with the jar.
The 10-ounce capacity and compact dimensions are aimed at children’s lunch portions and packed lunches.
The listing states it is dishwasher safe, while recommending hand washing.

Cons

The 10-ounce capacity may be limiting for buyers who need a larger meal portion.

Technical specifications

15 specifications

Identity and capacity
Brand	THERMOS
Capacity	10 ounces
Recommended use	School
Age range	Kid
Color	Black

Dimensions and construction
Form factor	Round
Dimensions listed	3.7"D x 3.5"W x 5.3"H
Weight listed	4 ounces
Material listed	Stainless Steel
Insulation	Vacuum Insulated
Compartments	1

Care and performance claims
Product care instructions	Dishwasher Safe
Hot retention claim	up to 5 hours
Cold retention claim	up to 7 hours
Dishwasher detail	Top rack dishwasher safe for added convenience.

What to know before buying

Listing details to confirm

Hot and cold retention times are manufacturer claims, not independently verified results. For the stated maximum insulation efficiency, preheat or pre-chill with water for 5–10 minutes. Although listed as dishwasher safe, hand washing is recommended.

What’s in the box

Included

Kids food jar with spoon

Who is it for?

A good fit for

Parents packing soups, snacks, or other hot or cold foods for school.
Buyers seeking a compact kids’ food jar with a spoon stored in its lid.

Less suited to

Anyone needing a food container larger than 10 ounces.
Buyers who need confirmed performance beyond the manufacturer’s stated hot and cold retention claims.

THERMOS FUNTAINER 10 oz Kids Food Jar with Spoon · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.7 / 5 · 47,022 ratings

5 stars83%83%
4 stars10%10%
3 stars4%4%
2 stars1%1%
1 star2%2%

Customer feedback highlights temperature retention, a lunch-box-friendly size, kid-friendly use, leak resistance, and the spoon stored in the lid. These reported strengths are relevant to school lunches, though they are customer perceptions rather than verified performance. Aggregate ratings are strongly positive overall, but do not establish how the jar performs in any individual use.

Positive themes

Customers praise temperature retention and the size for fitting in lunch boxes.
Customers appreciate its kid-friendly design and built-in spoon.

Frequently asked questions

How much food does the jar hold?

The stated capacity is 10 ounces.

Does it include a spoon?

The listing describes a foldable spoon integrated into the lid, and the included-components field lists the food jar with spoon.

How long does it keep food hot or cold?

The manufacturer claims hot contents stay hot up to 5 hours and cold contents stay cold up to 7 hours. These are claims, not independently verified results.

How should I clean it?

The listing says it is top-rack dishwasher safe but recommends hand washing.