Superior Filtration & Sealing: Made with premium rubber edging and dense cotton filter media, offering HEPA-level filtration performance with excellent sealing to reduce leakage and maintain stable suction. Washable & Reusable: Fully reusable for long-lasting value. Simply rinse with water and allow to air dry completely before reinstallation to restore full suction power. Deep Fabric Cleaning: Effectively captures embedded hair, fabric particles, pet dander, and fine dust, making it ideal for routine cleaning of mattress, sofa, and upholstery surface. Perfect Compatibility: Designed to be fully compatible with Shop-Vac Mattress Vacuum, model 5430326. Please confirm your vacuum model before purchasing to ensure proper fit. Maintain Peak Performance: For optimal vacuum performance, replace the filter every 3-4 months, depending on usage frequency and cleaning conditions.