Why Named Microwave Lid?
When the food is microwaved without the lid, steam can build up on your food and make them moist; when the lid is in use, because the microwave cover has specially designed vented holes, which allows your food to breathe, greatly reducing moisture, which makes your food taste fresher.
Meanwhile, it can also prevent splashing of foods that you heated, keep the microwave clean, and avoid the trouble of cleaning!