Manufacturers wholesale disposable kn95 protective masks 4 layers with meltblown cloth spot filtration rate 95% dustproof protective cover
4-layer structure: two layers of polypropylene non-woven waterproof layer, one layer of melt-blown cloth material, and one layer of filter cotton
Configuration: aluminum nose bridge.
We can provide different packages,
We are the mask manufacturer,
We also have a lot of stocks, Fast delivery time