OmieBox UP bento Box for Kids - Insulated Lunch with Thermal Jar

In this review the OmieBox UP bento Box is presented as a practical upgrade for older kids who still want a compact, all-in-one lunch solution; the single biggest reason to buy is its built-in vacuum insulated thermal food jar combined with a removable ice pack that actually lets you pack hot and cold items together. Parents will appreciate that the thermal jar holds a larger 12 ounce portion and keeps food warm for hours while the removable ice pack maintains chilled snacks without extra containers.

Key Features

• Bigger thermal food jar: The integrated thermal jar holds 12 ounces, packing 40% more than the smaller model so you can send larger warm meals.
• Hot and cold together: The removable ice pack allows chilled items to stay cold while the insulated jar keeps soups or hot meals warm for up to four hours.
• Durable materials: Constructed with 18/8, 304 grade stainless steel for long term use and resistance to everyday wear.
• Easy to clean: Dishwasher safe components and removable rubber seals make daily cleaning simple and thorough.
• Kid-friendly design: New colors and a grown-up look fit older children and reflect increasing independence.
• Replacement seals available: Rubber seals are replaceable so the box can be maintained instead of discarded when seals wear.

Who It's For

The OmieBox UP is best for families with children around 9 years and older who need one compact lunch system that can handle a substantial warm meal plus chilled sides. It suits busy parents who prefer a durable, reusable container that minimizes separate parts and small containers for snacks and cold items.

It is less appropriate for very young children under the recommended age grade or for adults who need very large meal portions beyond the 12 ounce jar and the two compartments; users who require many small compartments or specialized adult-sized cooler capacity should look for larger multi-container solutions.

Pros & Cons

Pros

• Built-in 12 ounce thermal jar keeps food warm for up to 4 hours, which is great for hot lunches.
• Removable ice pack preserves cold items in the same compact bento box without extra containers.
• Stainless 18/8, 304 grade construction and dishwasher-safe parts make it durable and easy to maintain.
• Spacious compartments and design upgrades suit older kids who need larger portions.

Cons

• Not intended for very young children under 9 years and requires caution when handling hot food.
• While roomy, adults or older teens needing very large portions may find the overall capacity limited.

Specifications

Our Verdict

The OmieBox UP is a smart, long-term lunch solution for school-aged kids who want the convenience of a single container that handles both hot and cold food. Its larger 12 ounce thermal jar, removable ice pack and durable stainless construction make it a worthwhile investment for parents who value temperature control, easy cleaning and fewer separate containers.

Frequently Asked Questions

Can the thermal jar keep food hot all day?
The thermal jar will keep food warm for up to four hours, which covers typical school lunch periods but not a full day.

Is the lunch box dishwasher safe?
Yes, the components are dishwasher safe and the rubber seals are removable for thorough cleaning.

Can cold and hot food be packed together?
Yes, the removable ice pack allows chilled items to stay cold while the insulated jar maintains heat for hot meals.