for Models: Designed specifically for Unlimited Gen2 Series 8 (BSS825CARP), this HEPA filter is also compatible with models BBS1, BBS8, BCS1, BCS8, BKS8. to verify your vacuum model before purchasing to achieve the best cleaning results.Enhanced Cleaning Efficiency: Ideal for large areas like living rooms and offices, this filter captures pet dander, oil residues, fibers, and pollen effectively. Its superior HEPA filtration technology traps particles as small as 0.3 microns, ensuring a cleaner and healthier environment.Optimal Air Quality: Featuring true HEPA filtration, this filter removes up to 99.97% of airborne particles, improving air circulation and reducing noise by 20 dB. It's essential for maintaining a dust-free space while enhancing the overall performance of your vacuum.User-Friendly Installation: Replacing your vacuum's filter has never been easier. Simply twist the central knob to remove the old filter and install the one. For optimal performance, keep the filter dry and allow it to fully dry after washing before reuse.Economical Choice: Each package includes one high-quality HEPA filter. To maintain , it is recommended to replace the filter every three months, depending on usage. In humid conditions, allow the filter to air dry thoroughly before reinstalling.colour: As Shownmaterial: PlasticPackage Contents:1 * Filter1 * Cleaning BrushOnly 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.