Perfect Compatibility: The Replacement Pre-Filters Are Perfect Compatible With Lg Vacuum Cleaner A9 Cord Zero. A939Kbgs, A937Kgms, A907Gms, A927Kgms, A925Ksm, A927Kvms, A905Rm, A908Vmr, A929Kvm, A913Bm, A958Sg, A9Ultimate, A9Single, A9Multi, A9Petnbed2X, A9Master2X, A9Petnbed, A9Essential, A9Multi2X, A9Advanced, A902Rm, A906Sm, A958Ka, A958Sa, A9Ddcarpet2, A9Ddcarpet | | Premium Performance: Elevate Your Vacuum'S Efficiency With Our High-Quality A9 Pre-Filters. The Tightly Sealed Rubber Ring Adheres To The Plastic Frame, Ensuring Maximum Suction And Preventing Dust From Entering The Vacuum Engine. Ideal For Filtering Dust, Dirt, Food Residue, And Pet Dander On Various Surfaces | | Washable Reusable: The Filter For Lg Vacuum Cleaner Is Washable And Reusable. We Recommend That You Change The Filter For At Least 1-3 Months According To The Amount Of Dust Collected By Your Lg Vacuum Cleaner | | Valuable Package: 4 Pack High Quality Filters For Lg Vacuum Cleaner A9 Cord Zero.