FEATURES:
- Material: Microfiltration nonwoven fabric
- Lightweight, thin and breathable
- PM0.3 protection.
- The mask uses disposable air-filter cartridges, which has an effective particle capture efficiency of up to 98 percent. It can protect users from bacteria, pollen, and particles which are as small as 0.3 micrometers, which means it can achieve PM0.3 filtration
