- Pre-order. Because of the COVID-19, expected to be available in June.
- True H13 medical grade ultra-duo Germ Defense filter for Okaysou AirMic4S air purifier.
- Including all the benefits of pet allergy filter (original filter) plus a custom antibacterial filter to further remove harmful germs, mold spores, bacteria and particles that carry viruses.
- Best for moisture-heavy environment.