This product is composed of nose clip, mask belt and mask body. The mask body is made of non-woven fabric and melt spray nonwoven fabric. It is single use. and the bacterial filtration efficiency should not be less than 98%.
 
It can be worn by all kinds of personnel, covering the user's mouth, nose and jaw, so as to provide a physical barrier to prevent the direct passage of pathogens, microorganisms and particles.