Specifications: 4ply Activated Carbon Dust Mask With Respirator DAC4-F With respirator,made of carbon. Reach the standard of CE,FFP2 and N95. 4ply Activated Carbon Dust Mask With Respirator DAC4-F Out layer use PP nonwoven material,the inside layer use needle punched cotton. Filter layeruse melt-blown material,effectively prevent particles. The inier have spongs,it can be adjusted according to different forms of faces. Ear loop adopts elastic without latex.Consumers who wear it feel more comfortable. Activity carbon can effectively prevent organic gas and peculiar smell. Respirator has silica gel filter piece,which has comparatively strong good ventilation properly,it is suitable to use in the wet environment... 4ply Activated Carbon Dust Mask With Respirator DAC4-F