Five-layer Protection: 1st layer of spun bond cloth filters micron-level dust. 2nd layer filters industrial pollutants, automobile exhaust, passive smoking, and pollen allergens. 3rd layer of active carbon cloth filters micron-level dust. 4th layer offers filter density for smaller material. 5th layer of spun bond cloth filters out all kinds of harmful substances.

Note : If you make a call this number [ 07787479326 ] Please mention that you have seen this ad in Adsfeast a classifieds website.....