Replacement for: Premium BS-08 replace filter compatible with PARTU BS-08.99.97% effect: for bs08 filter replacement filters work well for filtering. The pre-filter removes up to 99.97% of large particles. HEPA filter removes up to 0.3 microns. Use everywhere: bs08 replacement filter can be used with BS-08 PARTU anywhere such as bedroom, living room, kitchen and office. Easy to install: fits for BS-08 PARTU, no more cutting HEPA filter. Replacing the old filter without other tools, time-saving and convenient. We suggest you replace the filter every 4-6 months to maintain maximum filtering efficiency. Material: plastic Color: photo color Package content: 2 * air purifier filter items Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.