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- 5-layer Protection: This Mask Filter is crafted with five layers of support that contains activated carbon, non-woven fabric. It helps block pollen, dust, pollution, respiratory secretion, and allergies to help keep you safe and healthy.
- PM2.5 Replaceable Filters can effectively isolate most types of harmful dust, particles, smoke
- Reasonable size: Suits most face mask with pocket filter, Very easy to insert or replace, has achieved the best protection effect.
- PM 2.5 filter can not be washed, please change every week.
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