Product Description
Product name:Activated carbon filter respiration valve mask
Material:Mesh fabric,diving fabric
Size:one size
Filter sheet: activated carbon filter
Suitable for:men,women
Features: Dust-proof, anti-haze, anti-PM2.5, anti-virus
Package: 1 * Mask
Note:
1.Mask can be used for at least 2 years, the filter is recommended to be replaced once every three months, the use of frequent replacement of 45 days.
Filter can not be washed, filter activated carbon adsorption principle, washing invalid

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