This Smart Cooker is considered the best multilayered insert stainless steel rice cooker in the world. The five-layered stainless steel insert allows you to do many types of cooking. You'll see just how simple it is to do them all. You simply put in all the ingredients, close the lid, and let the Smart Cooker do its job. We believe that high-quality stainless steel has been proved to be the safest form of cookware in the past half century. That is why we produce high-quality stainless steel inserts for rice cookers!