79.99 USD is for 10 pieces of KN95 Masks，The more pieces you purchase, The Price lower for each piece.
This N95 mask is for at least 95 percent filtration efficiency against certain non-oil-based particles and aerosols, also can protect against dust fluids germs and weather.
Three-layer design, perfect mask when traveling through congested airports bus terminals malls parks and busy city streets, filter the pollution, gases, odors, dust, pollen, smog, PM2.5, germs, bacteria and viruses effectively.
3D and lightweight design make you breathe easier.
High-quality elastic earband, easy to wear and comfortable,comfortable for long periods of wear, help protect one of your most vital assets which is your respiratory system.