4 Packs HEPA Filters Replacement Part for Shark IW3511, IW1111, IW1120 Detect Pro Lightweight Cordless Stick Vacuum Cleaner and Shark BU3523 Clean Empty (4 Pcs

[Compatible Models] IW3511, IW3511AMZ, IW1111, IW1111C, IW1120, IW1120C, IW3120, IW3120C, IW1000, IW3000, IW3110C, IW3111, IW3111C, IW3615, AMZIW3615, IW3615CCO, IW1615, IW1615QBL, IW1615QBR, IW1615QGN, IW1615QPR amp; IW1615QSL. Please check if your machine is suitable before purchasing. [Premium Material] The filter is made of high-hardness HEPA filter paper and PC material, used with vacuum cleaners, blocking up to 99.97% of fine dust, covering tiny particles and pollen up to 0.3 microns [Washable and Reusable] The BU3523 BU3521 IW3511 IW1111 filter can be cleaned manually, not machine washable. The filter is reusable multiple times and protects your vacuum for up to 60 days. [Easy Installation] Take out the dust box of the vacuum cleaner, remove the old filter, and click the new filter into place to complete the installation. Fit for Shark IW3120 IW1120 IW1120C IW3615 Detect Pro Cordless Stick Vacuum Auto-Empty System with PowerFins Brushroll Stick Handheld 2-in-1 Filter. [What You Get] Include 4 Pcs filters. Protect your vacuum cleaner for up to 7-8 months, depending on Cleaning frequency and environment. For optimal performance, it is recommended to change this filter set once every 1-3 months.