KN95 Face Masks With Valve 50PCs Medical Protective Disposable Face Masks

Material: Non-woven Fabric, Meltblown Fabric
5 ply foldable face mask with one-way exhaust valve
95% filter efficiency
Protection against PM2.5, dust, pollen, haze-proof
Exhale for improved air exchange
Less humidity and co2 build-up + prevents fogged glasses
Suitable for adults' daily travel protection, not suitable for toxic gas environment use
Not intended as a replacement for gas masks and medical masks, not for use if breathing is impeded or unsteady, or during sleep
Protective mask cannot generate oxygen and should not be used in hypoxic environments
Masks are disposable and cannot be washed
Non-independent packaging, 10 pieces/bag x 5 bags, a total of 50 pieces
Color:Black, White(optional)
Package List:
50 x Mask