Perfect Compatibility, Universal Fit Enhanced Multi-Layer Film, Odor Locking This high-quality 4-pack of cat litter refill bags is designed to be compatible with multiple well-known litter pail models, providing you with an economical, efficient, and sanitary solution for cat litter disposal. Say goodbye to frequent purchases and compatibility worries, and enjoy a more convenient litter cleanup experience. Manufactured using advanced seven- or nine-layer thickened barrier film technology, these refill bags excel at odor control. The multi-layer structure effectively prevents microorganisms and odor molecules from escaping the used cat litter. Every time you seal the litter, it ensures odors are securely locked inside, providing your home environment with long-lasting freshness for both you and your beloved pet. Color: As Shown Material: PE Package Contents: 4-Pack Cat Litter Refill Bags