Stock-up with extra 3M® Filtrete filters for your Defender Series masks. Filters feature a PR1500 / MERV 12 rating (which attracts and captures dust, pollen, dust-mite debris, mold spores, pet dander, smoke, smog, bacteria, and particles that can carry viruses). Each pack contains 3 filters.
Please note that this is not a medical grade device and therefore is not intended to protect against viruses. This filter is designed to serve as a barrier to help minimize the spread of COVID-19 per the CDC recommendations. Due to sanitary requirements, we are not accepting returns.