PM2.5 Carbon Activated Filter | 10 Pack Replacement

Don't forget to grab a replacement pack of PM2.5 Carbon Activated Filters. 

• Recommended replacement of filter is every 1-2 days. Do not wash. 

• High-quality 5-layer filter system made of activated carbon and non-woven fabric melt-blown filter cloth.

• Fits most standard size masks. 

Measures 4" x 3" for small & 5" x 4" for medium & large.