5/10/20/50pcs face anti-fog protective isolation mask hd visual screen anti-dust splash proof shield

double-sided anti-fog hd transparent protective surface shield anti-fog anti-spatter product composition the face shield consists of a shield and a fixed device.the shield ismade of the high molecular material pet,and the fixed device ismade of a rubber band,both of which are non-aseptic. expected purposes effectively isolate droplets,aerosols,dust,and liquid splashes,protect eyes,nose,and mouth,and effectively prevent virusintrusion. how to use: () before we a ing the faces hild, pleas...