Medical Face Mask 4 Ply

The KN95 mask has a filtration efficiency of up to 95%, and you can enjoy a new feeling of breathing. Dustproof and filter, comfortable and breathable, efficient protection, fit the ears. Efficient breathing valve, closed when you breathe out, and open when you exhale, it can effectively remove gas while blocking pollution. Large-diameter valve reduces breathing resistance and makes breathing more comfortable and smooth. Dynamically designed valve guides airflow away from eyes and face. Reduce fogging of glasses protectors. Multi-layer protective materials protect your safety. Multi-layer reinforced filter structure protection can effectively block non-oily particles in the air, which is a layer of protection for health