Keep your microwave oven clean and splatter-free. Pop open the Microwave Collapsible Food Cover and place it over plates or bowls to prevent messy splatters or contain overflow mess in the microwave. The perforations on its side allow steam to vent. Reverse the cover to catch spills. Expands to 2.75 inches high to fit most bowls and plates, and collapses almost flat for storage.