Compatible: The front motor filter is suitable for IW1615, IW1111, IW1120, IW1111C, IW1120C, IW3511, IW3120, IW3511AMZ, IW3615, IW3110C, IW3111C, IW3120C cordless handheld vacuum cleaners, please confirm the model before purchasing. Premium Material: The filter is made of high-hardness plastic material, used with vacuum cleaners, blocking up to 99.97% of fine dust, covering tiny particles and pollen up to 0.3 Micrometres Washable and Reusable: The 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. What You Get: Include 4 Pcs filters. Protect your vacuum cleaner for up to 7-8 months, depending on Cleaning frequency and environment. Colour:Photo Color Material:plastic Package Contents: 4 x filters Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.