RZMask F3 High-Flo Filter W/ Active Carbon 3-Pack (XL)

RZMask Premium F3 High Airflow 99% plus Active Carbon Filter 3-Pack Extra Large (XL) fits M1, M2, and M2.5 RZ Masks. Using electrostatic technology to capture up to 99% of dust, dirt, pollen, mold spores, allergens, bacteria, and odors, the F3 gives you up to 50% better breathability than the F1 Standard filter.