Help your customers and employees stay safe and healthy during these harsh times with this CE approved 5-ply face mask. This antibacterial and virus respirator mask stops 95% of particles 0.3 microns in size. Each one has a hanging ear design and the strap helps effectively seal the mask and prevents bacteria, viruses, fogging and more. It's made with 4 layers of cotton and non-woven meltblown filter cloth and the multi layer filtration system effectively prevents a series of viruses and airborne pollutants. It also has good ventilation to double your protection from odors and so on.