Product Features - Protects losing the moist of the food and keep the food warm. - Helps the food to absorb the seasoning and makes taste better. - Able to maintain the 66 degree celcius abotu 5 hours when you keep the food. - The double stucture of the pot for cook and hear reserving container allow you to cook and keep the food in same place.(no need to transfer to other container when you finished cooking) - Prevents overflowing the food. - Helps you save the energy like gas and electricity.