Thermos
THERMOS FUNTAINER Insulated Food Jar
Best portable food container for school-aged children and busy commuters.
Keep your meals warm or cold with the Thermos 10oz FUNTAINER Food Jar. Designed for convenience, this durable food jar features vacuum insulation technology to maintain optimal temperatures for hours. Its compact size makes it perfect for packing lunches, snacks, or soups. The jar includes a foldable spoon that stores neatly in the lid, ensuring you always have utensils on hand. Made with high-quality stainless steel, it's built to last and easy to clean, making it an ideal companion for school, work, or outdoor adventures.
$19.94
Owner Satisfaction
4.6
/ 5
Category Rank
306
/ 987
#306 in Thermoses
Price vs Category Average
-62%
Below average
Capacity
10
/ oz
Who it's for
- Parents packing warm school lunches for their children
- Families needing durable gear for active, daily school use
- Busy parents seeking easy-to-clean containers for little hands
Who should skip it
- Older students or adults requiring larger meal portions
- Busy households prioritizing dishwasher-safe kitchen convenience
- Users transporting soups or liquids in backpacks
Performance breakdown
Thermal Retention
Vacuum insulation keeps lunches at safe temperatures for the entire school day.
Build Durability
Stainless steel construction withstands the inevitable drops and bumps of daily use.
Portability
Compact footprint slides easily into lunch bags and backpacks without adding bulk.
Ease of Cleaning
Wide mouth design allows for quick scrubbing and prevents stubborn food buildup.
Utility Integration
Integrated foldable spoon ensures you are never without the necessary eating tools.
User Accessibility
Simple lid mechanism is intuitive enough for children to operate independently.
Key Specs
Capacity
10 oz
Material
Stainless Steel
Dimensions
5.3" H x 3.5" W
Hot retention
Up to 5 hours
Cold retention
Up to 7 hours
Model
F3100
Features
- Durable stainless steel construction
- Vacuum insulation technology for superior temperature retention
- Wide mouth opening for easy filling and cleaning
- Includes a foldable spoon stored in the lid
- Keeps food hot for up to 5 hours or cold for up to 7 hours
- Compact 10oz capacity, perfect for individual meals or snacks
- Kid-friendly design
- BPA-free
What customers say
Customers consistently praise the THERMOS FUNTAINER for its exceptional reliability and quality. Parents frequently highlight its impressive ability to keep food warm for school lunches, often noting that meals remain hot for many hours. The durable construction withstands daily use and occasional drops, making it a trusted choice. Its ease of use, particularly for children, is also a recurring positive point, contributing to its widespread appeal as a dependable solution for packed meals. This product delivers consistent performance, earning high marks for its lasting effectiveness.
Know before you buy
The FUNTAINER is designed to keep contents hot for up to 5 hours and cold for up to 7 hours. For best results, we recommend pre-heating the jar with boiling water for hot food or chilling it with ice water for cold food before filling.
Yes, the spoon is designed to be foldable and stores securely inside the lid. It is sized appropriately for children, though it may be a bit small for adults.
While the stainless steel construction is durable, hand washing is recommended to preserve the vacuum seal and the exterior finish over time.
The lid is designed to be leak-proof when closed properly. However, always ensure the lid is screwed on tightly and kept in an upright position to prevent any accidental spills.
Yes, the jar is made from high-quality stainless steel and is completely BPA-free, ensuring no harmful chemicals leach into your food.
The wide mouth design makes it very easy to fill, eat from, and clean. You can easily reach inside with a standard bottle brush to ensure it is thoroughly sanitized.
Still have a question?
Ask Hayley anything about this product before you decide.