Part Number : F77, 440003993, Ro-440003993, F-77 | | Premium Replacement Filters Fits Dirt Devil Vibe 3 In 1 Bagless Vacuum Stick Vac With Handheld Sd20020, Sd20020Fdi, Sd20020Plfdi, Sd20020Tefdi. | | Effortless Installation : Remove The Dirt Cup From The Cleaner, Remove The Old Filter. Install The New Filter In Place. You Can Clean It Simply Rinse With Water Regularly, Let It Completely Air Dry Out Before Reusing Them.Replace The Filter Regularly, Make Your Vacuum Providing Best Cleaning Performance. | | It Is Recommended That The Filter To Be Cleaned Every 2-3 Months For Best Performance. | | The Package Includes 4 Pcs Filters.(100% Brand New Filtration) | |