(Box of 1000)This high-quality disposable masks has a NIOSH Testing of 99.68 Maximum Filtration and 97.83 minimum filtration. HEAD and NECK strap high-efficiency filtration to protect and filter most viruses
- The first layer: breathable waterproof layer to block the respiratory droplets of corona virus.
- The second layer: anti-static melt-blown cloth filter layer to filter fine particles and breathe healthy air.
- The third layer: skin-friendly layer, soft and comfortable touch fits the skin without irritating the skin.