Kn95 mask is high safety protection grade.4-layer structure, strong three-dimensional sense, leaving space around the mouth,easy comfortable

It is up to Kn95 standard of USA, with high filtration efficiency and low resistance 5 layer structure, surface layer of PP cloth,tasteless, no allergy, no irritation, good air permeability Choose elastic ribbon with good air permeability or rubber band without latex, which is suitable for various face types Adjustable nose clip and thickened sponge pad ensure close fit and comfortable wearing.3D human face shape design with good fit.V-shaped sponge soft and comfort.Multi-layer thickening