Easy to install and remove,high quality HEPA filter to capture hair, dust, dander, and allergens to prevent everyday buildup. Adeptly handles debris, pet hair, and carpet and hard-floor cleaning. Perfect companion for Shark ION W1 vacuum series, designed to enhance cleaning experience.To keep Shark Vacuum running at best performance, it is recommended to replace the filter every 1-3 months. Order now and buy risk-free. Package included: 4 × HEPA Fabric Filters. All vacuum brand and model names are registeredtrademarks of vacuum manufacturers. This is not a Shark/ION OEMproduct and is not covered under Shark/ION manufacturer’swarranty.The Shark/ION brand names and logos are the registeredtrademarks of their respective owners. Any use ofthe Shark/ION brand name or model designation for this product ismade solely for purposes of demonstrating compatibility.