1 / 4MAMEIDO Insulated Food Jar 800 ml, Ocean Bloom
Ocean Bloom: MAMEIDO’s Insulated Food Jar is an 800 ml vacuum-insulated container for taking meals and other foods on the go. Its listed size and hand-wash-only care are useful to weigh against its claimed temperature retention and mixed leak-proof feedback.
At a glance
- Manufacturer claims double-wall insulation, with food kept cold for up to 18h and warm for 8h. Another product detail says hot food stays hot for up to 6 hours after preheating the interior with boiling water.
- The wide opening is described as making filling, eating and hand cleaning easier.
- The listed uses include soup, yoghurt, ice cream, meal prep and takeaway food.
Pros and cons
Pros
- 800 ml capacity offers room for a substantial meal or other food.
- The stated kit includes a fork-spoon combo with holder.
- Manufacturer claims insulation for both hot and cold food.
Cons
- Hand washing is required. The jar is listed as neither dishwasher safe nor microwaveable.
Technical specifications
16 specifications| Brand | RM COMMERCE GmbH |
|---|---|
| Colour | Ocean Bloom |
| Item type | Thermal container |
| Capacity | 800 Milliliters |
|---|---|
| Dimensions | 11.2L x 11.2W x 19.7H centimetres |
| Weight listed | 480 Grams |
| Shape | Oblong |
| Material listed | Polypropylene, Silicone, Stainless Steel |
|---|---|
| Lid material | Plastic |
| Material features | BPA free, leak-proof, not dishwasher safe |
| Material-free claims | BPA Free, Latex Free, PVC Free |
| Special features | Airtight, Insulated, Leak Resistant, Rust Resistant, Shatterproof |
| Closure | Screw Cap |
|---|---|
| Recommended uses | Ice Cream, Meal Prep, Take-Out, soup, yogurt |
| Care instructions | Hand Wash Only, Refrigerator Safe |
| Dishwasher safe | No |
What to know before buying
Listing details to confirm
Insulation duration is inconsistent in the listing: one feature claims warm food for 8 hours, while another says up to 6 hours after preheating. Cold retention is claimed for up to 18 hours. Customer feedback on leak-proof performance is mixed, so consider this before carrying it where leaks would matter.
What’s in the box
Included- 800 ml vacuum-insulated stainless steel thermo cup
- Leakproof screw closure (stainless steel/PP)
- Gift packaging
- Fork-spoon combo with holder
Who is it for?
A good fit for
- People taking soup, rice dishes or other meals to work, school or on a commute.
- Buyers who want an 800 ml insulated jar and are comfortable washing it by hand.
Less suited to
- Anyone who needs a food container that can go in the dishwasher or microwave.
- Buyers who need leak-proof performance to be consistent for carrying in a bag.

Customer reviews on Amazon
- 5 stars
75% 75% - 4 stars
14% 14% - 3 stars
6% 6% - 2 stars
2% 2% - 1 star
3% 3%
Customer feedback highlights perceived quality, temperature retention and useful capacity, with reports of hot and cold food holding temperature and the jar working well for meals. Feedback about leak-proof performance is mixed. That matters if carrying it loose in a bag, since leak resistance is a key listed feature but not a uniformly reported experience. The overall rating distribution is mostly five-star, alongside a smaller spread of lower ratings, which does not establish why individual customers rated it as they did.
Positive themes
- Customers report good temperature retention for both hot and cold food.
- Customers describe the size and general functionality positively.
Mixed feedback
- Feedback on whether the jar is leak-proof is mixed.
Frequently asked questions
How much does the jar hold?
The listed capacity is 800 Milliliters.
How should it be cleaned?
The care details specify hand washing only and say it is not dishwasher safe. The listing also says it is not microwaveable.
How long does it keep food warm or cold?
The listing claims cold retention for up to 18h. Warm retention is given as both 8 hours and up to 6 hours after preheating the interior with boiling water, so the hot-food duration is inconsistent.
Does it come with a utensil?
The manufacturer’s included-components list names a fork-spoon combo with holder, as well as the jar, screw closure and gift packaging.

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