For N95 Mask:Description:*Air Pollution Face Mask with PM2.5 Filters
*With adjustable nose bridge and hook strap, fit a variety of face, comfortable to wear.
*With breathing valve, it allows air to enter the body whilst keeping moisture out. It also keeps you away from toxins and harmful substances in the air.
*Reduce the risk of breathing in gases, noxious smells, pollen, smoke, dust and other harmful particles.