LITTER BOX FILTERS: Designed specifically for the Petmate Booda Dome Clean Step Cat Litter Box, these pre-cut filters install effortlessly and enhance your cat's litter experience. PACK OF 4: Each pack contains 4 high-quality activated carbon filters. Each filter lasts approximately 2-3 months, depending on usage. Simply replace when the filter's effectiveness diminishes. ODOR ABSORPTION: These activated carbon filters are highly effective at absorbing odors, helping to maintain a fresher indoor environment by neutralizing unpleasant smells from the litter box. SAFE MATERIAL: Made from premium powdered activated carbon, these filters utilize a high-density polymer binding material to secure the carbon to the fiber. With a thickness of 0.5cm (0.2"), they efficiently trap odors without compromising safety. EASY INSTALLATION: These pre-cut filters are tailored for the Petmate Dome Cat Litter Box but can also be adapted for the Petmate Basic Cat Box with simple trimming. USE SCENARIOS: 1. Ideal for households with multiple cats, where odor control is crucial for maintaining a pleasant living space. 2. Perfect for use in small apartments, where litter box odors can be more pronounced and require effective management. 3. Great for cat owners who travel frequently, ensuring that their homes remain fresh for both the owner and the pet. Optimize your cat's litter box experience with these effective and easy-to-use filters.