The dental mask can filter out 94% of particular matter, and the 4-layer design can effectively prevent liquid droplets, dust, and particulate pollution. It’s equivalent to N95 and a perfect protective equipment to infections.
The dental mask has the filtration rate of particles with a diameter of 0.4 μm is greater than 94%. It is suitable for environments with heavy air pollution and virus ravages. Each layer of the filter element intercepts different harmful substances, a layer of skin-friendly membrane, and non-allergic skin; a layer of structural layer, structure 3D breathing space; double-layer micro-filtration layer, blocking more than 94%.