Number of layers: 1 integrated layer from 3 layers S – M – S
Box of 50 pieces
Application for hospitals, offices, factories, in traffic, exposure to the dusty environment, toxic emissions, textile dust, dust paint, tea dust in the wood industry, construction …
Size: 70 * 175mm
Applicable People: Children
4D design holds the edge of the face, Strap with soft material, does not cause pain and discomfort when using.
4 layers of the filter including 1 layer of SMS fabric, 1 layer of non-woven fabric, 1 layer of meltblown antibacterial paper, and 1 layer of protected SMS