The Compost Bin Filters by Merge Consumer Products are designed to enhance the indoor air quality in your home. These carbon filters are specifically made for 1/1.3 gallon compost bins, providing efficient filtration technology with activated carbon filter media. With 2 pieces included in the package, these filters are an effective solution for keeping your air clean and fresh. Easy to install and maintain, these filters help to reduce odor and bacteria, creating a healthier environment in your living space.