Safety Pin cloth face mask. According to Assoc.Prof. Dr. Le Thi Anh Thu - President of Ho Chi Minh City Infection Control Association, it should be called exactly antibacterial cloth mask.
Associate Professor Anh Thu affirmed that antibacterial cloth masks would be better than other regular cloth masks because of the added ability to kill bacteria and viruses on the fabric's surface.
Antibacterial fabrics have actually been used for a long time in some countries, for example in Japan, this fabric has been used to make blouses for health workers. The antibacterial fabric has also been tested to kill both bacteria and viruses on the fabric surface.