General description Round compost filters made from activated carbon are designed to effectively combat odors in round compost bins. These filters are suitable for bins with a diameter of up to 17 cm, ensuring a universal fit. Each pack contains 8 filters, providing a long-lasting solution for maintaining freshness in your compost bin. Technical specifications Diameter: 17 cm Thickness: 5 mm Pack size: 8 filters Filter lifespan: 2 to 3 months (varies based on compost contents) Usage These compost filters are easy to use. Simply slide the filters into the compost bin lid for convenient odor control. They effectively absorb and trap food odors, contributing to fresher indoor air.