several styles to fit the
preferences of every individual. We offer full and short face shields, face shields with masks, with HOY face shields, even face
shields that can be used with reusable frames. Our various face shields offer different types of protection and the same anti-fog,
anti-glare performance you’ve come to expect. Bacterial Filtration Efficiency (BFE) is the effectiveness of a material to filter
bacteria of a specified particle size, 3.0 µm (micron) ± µm. This expressed as a percentage of a quantity that does not pass
through the material Particle Filtration Efficiency (PFE) is the effectiveness of a material to filter aerosol particles in the
size range 0.1 µm to 5.0µm. This is expressed as a percentage of a quantity that does not pass through the material.