Replacement Filter Compatible with Kenmore Bagless Upright Vacuum Cleaner,Fits Models: DU2015,DU2012,K4010 Series Replacement Hepa Filters and Foam Filters.Includes 2 HEPA filter,4 foam filter,4 felt filter. Vacuum Filter should be replaced every 3-6 months for optimum performance. Premium Quality - Made of high quality materials, easy to clean and reusable. If you meet the product is not suitable or the model is not right, you can contact us, we provide after-sales service, within 24 hours to give you a reply, thank you! Vacuum Filters Compatible with Kenmore Bagless Upright Vacuum Cleaner.