Metterfield is a brand of kitchenware in Shenzhen, which is of good quality. It is officially sold as authentic, and it has been supervised and audited by Aauto Quicker authorities, so it is true.
Metterfield micro-pressure cooker is not a coating, but a kind of stone, which is made of good material, does not smoke in dry burning, does not get angry in cooking, and has super adsorption capacity. Minerals are a very important substance for human body and play an important role in maintaining normal life.