This is a bowl that shows you the calories. It's convenient because you can see the calorie amount of rice at a glance. I think it's good for people with obesity or diabetes. I bought it for my daughter, but she didn't use it much. Porcelain Microwave safe 260g This is a diet rice bowl with calorie line markings, so you can see the calories of rice at a glance when serving. It's a hassle to weigh rice and calculate calories every time you eat. There are orange calorie lines on the inside that you can see at a glance, so you can just serve the rice up to the line. You can easily measure three levels of calories: about 160kcal* (about 100g), about 250kcal* (about 150g), and about 330kcal* (about 200g). This is a very convenient rice bowl for those who are concerned about calories. Diameter: about 120mm / Height: about 65mm https://www.cosme.net/variations/425/#:~:text=%E3%83%90%E3%83%AA%E3%82%A8%E3%83%BC%E3%82%B7%E3%83%A7%E3%83%B3%E6%83%85%E5%A0%B1%E8%A9%B3%E7%B4%B0%E3%83%80%E3%82%A4%E3%82%A8%E3%83%83%E3%83%88%E3%81%8A,%E3%81%A8%E3%81%A6%E3%82%82%E4%BE%BF%E5%88%A9%E3%81%AA%E3%81%8A%E8%8C%B6%E7%A2%97%E3%81%A7%E3%81%99%E3%80%82