Extra wide opening, you can use it as a salad bowl, which fill your favorite friut, vegetable.Transparent glass makes the cooking process1.Before the first use, wash the pan in warm water;2.Preheat it over low heat for 30 seconds;3.Add the right amount of oil before cooking begins;4.DO NOT heat the empty cooker for a long time;5.Cool down for 5 minutes to prevent warping.The glass pan is made of high quality borosilicate glass, lead-free, non-toxic, and it will not react with food or change taste.