With this Silicone Popcorn Maker Microwave Bowl, you can make popcorn straight from popcorn kernels! It is easy to use and prepares popcorn in just minutes! To use it, simply add as many kernels as you need to and add butter and salt if you prefer. Then, close the lid and place it in the microwave on high setting for about four minutes. It can withstand a temperature of about 230°C. You can use it directly as the serving bowl as well so it is really convenient.