These replacement carbon filters are designed to keep your cat's litter box smelling fresh. A set of 6 filters provides ongoing odor control, absorbing odors and neutralizing smells for up to 5 months. Each filter is made of activated charcoal that naturally traps and removes unpleasant litter odors, leaving your home with a clean, non-toxic scent. Measuring 10 inches by 3.5 inches, the filters easily fit most automatic litter boxes. Their compact size hides discreetly in the box, doing their job without drawing attention. By trapping odor molecules and dust particles, these high-performing filters help maintain a pleasant environment for both cats and owners.