ZANLURE Dust-Proof Sport Face Mask With Breathing Valves Activated Carbon Filter Cycling Face Mask Anti-Pollution Face M

 Specifications BrandZANLURENameSports dust maskMaterialMesh Diving fabricFilterActivated carbon filterSizeone sizeFunctionsDustproof haze proofColorAs shownFeatures 1  Adjustable nose take care of everyone s wearing experience2 Firm Velcros adjustable size3 Integrated shape release the pressure of both ears4 Multiple air holes in the outer layer of the mask allow you to breathe freely  Note 1 The mask can be used for more than two years at least It is recommended to replace the filter once every three months and once every 45 days when it is frequently used 2 The filter cannot be washed the filter adopts the principle of activated carbon adsorption and the washing is invalid