We require a minimum order quantity of 5. That's a total of 5 carbon replacement filters. Requiring a minimum order quantity allows us to eat the shipping cost and pass the savings on to you!
Our activated carbon mask filters are crafted with premium grade non-woven materials and are 100% interchangeable. They have a PM 2.5 mask filter and particulate filtration rate above 99% for 0.1 sized micron or greater.
Type: outdoor/indoor replaceable
Size: 20mm diameter air vents
Protection: High standard 5 layer carbon protection
1 carbon filter replacement