3M Filter to insert in your mask.
- 90% effective at capturing large allergens like mold and pet dander
- Captures micro allergens like dust and smoke
- Captures bacteria and particles that can carry viruses
- Certified asthma & allergy friendly by the Allergy and Asthma Foundation of America
Use your OWN discretion. We do not have a recommendation. The life of a filter can depend on the individual use. You may need to change your filter more often if your environment is very polluted , construction zone, or if you work in healthcare and you're exposure is greater than the average person.
Note: I, So Simply Amy, makes no warranties, either express or implied that the masks or filters prevents infection or the transmission of viruses or diseases.