Color: Black Size: 3" x 3" x 1/4" Compact and Convenience Removes compost smell for up to 3 months Activated Carbon Charcoal Filter 6 pack This pack of nine carbon replacement filters will significantly reduce any organic smells from household waste in your kitchen compost collector. Making your own compost starts in the kitchen by collecting all your organic waste and adding it to your outdoor composter. The filter keeps any unpleasant odors at bay so even the most sensitive nose wont detect any odors. Filter should be replaced every three months. This is not a OEM product. The brand names and logos are the registered trademarks of their respective owners. Any use of the brand name or model designation for this product is made solely for purposes of demonstrating compatibility.