The product listings recommend replacing the filters every 2–3 months.
The filters are sold in packages of either 3 sets or 6 sets.
Each replacement set includes a post-motor HEPA filter plus preliminary foam and felt filters.
The post-motor HEPA is described as capturing up to 99.97% of particles as small as 0.3 microns.
The preliminary foam and felt filters are described as capturing dust and hair.
The filters are described as washable and reusable. The listing advises washing them, ensuring they are completely dry before reinstalling, and replacing them every 2–3 months.