The General Electric WB07X11007 Microwave Vent Grille White is designed to cover the venting system of the microwave, enabling free air circulation while at the same time excluding any intruding particles. It is designed to be slipped over the vent opening to allow the proper flow of air for continuous operation without overheating. The white color of this model matches the kitchen interior perfectly, and is made with high-quality material. This product increases the flow of air in the microwave, increases safety and does not compromise on the appearance of the microwave.