Fine Guard Comfort nose and mouth mask with the patented LIVINGUARD technology, neutralizes germs and viruses on contact offering you complete protection from external infection. It's produced using a comfortable, soft material that aids efficient and easy breathing. Equipped with adjustable straps, it can be customized for a comfortable fit. Fine Guard Comfort nose and mouth mask is the only mask in the world that is endorsed and recommended by physicians of the Medical Wellness Association for prevention of infection.