Widely Perfect Compatibility: The cat litter refill bags are compatible with litter genie refills Standard,Plus,style, Pail Refills.One cat litter refill cartridge lasts up to 4 months with one cat.(NOT Compatible with XL) Superior Odor Control: :Made of 7 layers of EVOH anti-odor material (PE),Our cat litter refill cartridges refills fits genie cat litter refills durable and leak-Proof,the cat litter refill trap odors and moisture, ensuring your home stays fresh and odor-free Cat Pet Parents Must Have: Compatible with cat genie refill cartridge,Our cat litter refill bags fits litter genie refill bags are strong,leak-proof fits genie cat litter bags provide mess-free keeps your home fresh,our cat litter refills bags perfect for your home, apartments, nurseries Easy To Use:To conveniently replace the cat litter refill in your cat litter trash, tie a knot and pull the plastic film through the center of the refill. Place the cat litter refill bags in the cat litter pail and secure in place with the lid.