This is not a medical grade mask; it is for personal protection only.
#MadeinArmenia, this mask has two layers of fabric with a pocket in between the layers for protective filters (two layers of tissue or paper towel). The filters should be replaced every four hours of use to maintain their effectiveness. The mask also has a wire across the top that forms to the user's nose and face as well as comfortable elastic straps that go around the ears. Size medium for women and children.
The pattern has been designed by Dr. K Kwong in Hong Kong, and is popularly know as the "HK mask."
Care instructions: The mask is to be washed and air dried to keep it sanitary. Ironing may also be necessary.