Disposable Non-woven 3ply Face Mask Type:tie-on Size:17.5*9.5cm Color:white,blue,green Disposable Non-woven 3ply Face MaskFeatures:(1)Good air permeability,high rate of dust-proof filter, the unique design of the shape of the nose with good belt clip and ear to ensure a good close together with face.(2)Apply to: health, beauty, food hygiene electronics, dust-free clean room, and other health ...