RZ MASK F1 Mask Filter Carbon 3PK XL F1FILTER8282829

F1 Mask Filter consists of two layers: particulate filter and Active Carbon Element, Best-in-class filtration with 360-degree seal, Active Carbon Element reduces odors, Surpasses the N95 standard, filtering up to 99.9% of particulates down to .1 micron in size (400 times smaller than a human hair), Independently tested at Nelson Laboratories in Salt Lake City, UT, Common uses: low intensity dust/fumes/odors/smoke/pollen, Choose the filter to match mask size