Kn95 mask Comfortable and breathable, multi-layer thickening, anti haze and dust-proof, seamless fit.relaxed and comfortable

It is up to Kn95 standard of USA, with high filtration efficiency and low resistance Three 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.Separately in 50 pieces