The LitterLocker by Litter Genie Refill offers 6 metres of refill film that can last up to 3 months for one cat, eliminating the need to constantly replace refills. Made with a multi-layer film that blocks odours and keeps your home fresh and clean. Cleaning your cat litter has never been so fast and easy. Experience the litter odour revolution and help stop litter smells in your home. Our multi-layer refill film with odour barrier technology locks away odours from soiled cat litter for up to eight days (for one cat). Every day searching for plastic bags and frequent trips to the trash are now a thing of the past. One refill lasts up to 3 months (for one cat). Our new longer lasting refill is easy to replace in 4 simple steps.