Performance structure and composition of the mask: it is composed of the main body of the mask, the sealing nose clip, the support plate and the fixing belt. The middle layer of the main body of the mask is the filter material. The ultra-fine melt blown polypropylene non-woven fabric is used, and the inner and outer layers are spunbond polypropylene non-woven fabric.
The mask is a self-priming filter type medical protective mask, which is used for filtering particles in the air, blocking droplets, blood, body fluids, secretions, etc.