* 3 Ply Face Mask Advantages: 3 layers of filtration helps reduce the spread of viruses, germs, and bacteria. It provides relief and allows freer breathing for allergy sufferers. The 3 Ply face mask contains a high-level static filtration non-woven middle layer to effectively block micro dust and bacteria. Suitable for - Viral Infection Protective Barrier - Protects nose and mouth from inadvertent touching - Hypoallergenic - Adaptable Nose Bar - High filtration capacity - Comfortable fit - Latex Free - Not for surgical use* Three-layer folding: 3D breathing space * We have certificate: CE; FDA; COC mask sold all over the world.