Keep your cat's litter box smelling with our cat litter box air purifiers. These activated carbon filters are highly effective in trapping and neutralizing odors. To use, simply place one of the filters into your cat's litter box. The filters are designed to fit most standard litter boxes and are easy to replace, ensuring your fresh. Features -Color:Black -Material:Activated carbon -Size:11.50X10.50X0.50cm/4.52X4.13X0.20in -Effective absorption: the charcoal material in these filters ensures maximum absorption of odors, maintaining a around the cat litter box - use: these filters are designed to be washed and reused multiple times, providing a solution for - installation: sized to fit most cat litter boxes, these filters can be installed quickly and easily, saving you -Broad compatibility: suitable for a range of pet products, these filters can be used in dog beds, bird cages, and other pet areas -Safe and reliable: made from hardwearing filter cotton, these filters are safe for pets and family members, ensuring a space Package list: 6 litter box filter