Package contains 10 filters 65x50x20mm, ideal replacement for old filters. Compatible with Roomba e-Series and i-Series robot vacuums. Filter maintains performance cleaning time and reduces breathing leaks. Regularly replace accessories to keep your robot vacuum performing at its best and maintaining a cleaner home. It is recommended to replace parts every 2-3 months or depending on your usage Item Description: Package contains 10 x 65x50x20mm filters, ideal replacement for old filters. Compatible with Roomba e-series and i-series robot vacuums. Compatible with the following models: i3; i7; i7+; E5; E6; E7 The filter maintains the cleaning performance of the vacuum cleaner and reduces seepage on your breath. Regularly replace accessories to keep your robot vacuum performing at its best and keeping a home cleaner. It is recommended to replace parts every 2-3 months or depending on your usage. How to install a compatible replacement filter for Roomba: 1. Press the tray release tab and pull out the tray; 2. Open the filter chamber door; 3. Pull the yellow tab to remove the filter; 4. Install the new filter, align the corners of the filter with the slider, push the filter presence indicator to reinsert the filter; 5. Close the filter chamber door; How to clean the filter: 1. Remove the vacuum tray, then press and lift the filter door release tab. Grasp the yellow tab to remove the filter; 2. Tap the filter on the trash can to shake off the debris. Package: 10 Compatible Roomba Filters (Note: Other accessories are not included. ) Item Specification: Kind: Filter Size: 65x50x20mm/2.56x1.97x0.79inch Color : grey, white material: plastic Quantity: 10 pieces