Iwaki Storage, Cooking, and Tableware Pack Bowl Materials: Body/Heat-resistant glass, Lid/Polypropylene Heat Resistance (Cold Resistance) Temperature: Body/120 degrees Celsius, Lid/140 degrees Celsius Usable Heat Sources: Microwave/Yes, Oven/Yes Maintenance: Dishwasher/Yes, Dish Dryer/Yes ・180ml (approx. diameter 9.9 x height 4.3cm *including lid) ・400ml (approx. diameter 12.8 x height 5.6cm *including lid) ・800ml (approx. diameter 15.6 x height 6.6cm *including lid) You can use the microwave with the lid on, and you can also cook in the oven by removing the lid. You can cook what you have stored and serve it directly on the table. If there are leftovers, you can store them again. This saves you the trouble of transferring food to other containers and washing dishes, making it convenient to use. Due to the material properties of glass, it is resistant to acids and is less likely to transfer odors or colors, so it seems like it can be used beautifully for a long time. It is perfect for storing acidic foods such as pickled plums and foods that tend to stain, such as curry. It's also appealing that you can see the contents without opening the lid, making it easy to check the storage condition. Another point is that it becomes compact when not in use and doesn't take up much space. The color is brown. Although it is an unused item, it has been stored at home. There are scratches on the lid, so please purchase only if you understand this.