The Instant Pot stainless steel inner pot has a 3-ply bottom for even heating. Its highly polished surface means it is less sticky to food and easy to clean either by hand or in the dishwasher. Having a second inner pot makes it more convenient when preparing multiple types of food with your electric pressure cooker. Want to prepare a dessert whilst serving your main course, with a second inner pot you can. Please note that this inner pot is specifically designed for Instant Pot electric pressure cookers and does NOT fit any other brands of electric pressure cookers. Leaking or other malfunctions may be caused if used on other brands.