(5-PACK) 5-LAYER FILTER REPLACEMENT
- FREE SHIPPING - Around $2.00 ea
- This option includes 5 pieces of activated carbon mask filters in the package, easy to replaceable filters.
- Dust mask filter made of 5 layers to keep allergen, PM2.5, dust, pollen, fur, spray, haze, and car exhaust out - and bring clean air in.
- Please do not wash the mask filter, it contains activated carbon.
- Please replace the filter every 6 weeks if you use masks frequently. Replace every 3 months for seldom use.