DescriptionThis product is a thermal lunch box, made ofstainless steel, ABS and PP material, high-quality and durable.The choice for meal prep, food storage and organization, suitable to use at school, office or during traveling.Features- Color: As Shown.- Material: Stainless Steel, ABS, PP. - 1.75L Size: Approx. 16.00X16.00X18.00cm/6.29X6.29X7.07in(double layer).- 2.5L Size: Approx.16.00X16.00X25.00cm /6.29X6.29X9.82in (three layer).- 3.25L Size: Approx.16.00X16.00X32.00cm /6.29X6.29X12.58in (four layer).- Made of high-quality stainless steel, ABS and PPmaterial, durable and practical for long-lasting use. - The stainless steel inner tank and the PP shell are detachable, which can prevent scalding and make it easier to clean. - Add hot water in the middle to warm the food, or put a single stainless steel inner tank pot into the microwave oven to heat. - Each layer of the lunch box has a spill-proof cover to prevent leakage. - Office workers and students will never worry about the trouble of warming meals anymore.