High quality replacement washable and reusable kit includes 4 foam filters and 4 felt filters. This is a generic product designed and engineered in the United States by Crucial Vacuum. This is not a Shark\u00ae OEM product and is not covered under any Shark\u00ae manufacturer's warranty. Please check your manufacturer\u2019s warranty with regard to the use of non-OEM parts. Crucial Vacuum provides no warranty or guarantee with regard to the product or its compatibility with your Shark\u00ae product. Any use of Crucial Vacuum non-OEM products in your Shark\u00ae product is done at your own risk. The Shark\u00ae brand names and logos are the registered trademarks of their respective owners. Any use of the Shark\u00ae brand name or model designation for this product is made solely for purposes of demonstrating compatibility.