This microwave charcoal filter helps keep your microwave smelling fresh by trapping odors caused by reheating foods. Using activated charcoal, it absorbs unpleasant smells in the microwave so your cooking space stays odor-free. An essential accessory for any busy kitchen, this filter simply clips onto the side of the microwave where it works quietly and efficiently. Just change it every 2-6 months for best results. Help maintain a clean cooking environment with this affordable filter that extends the life of your microwave.