4 ply FFP2 KN95 mask with filter

 
Note: Only masks that are truly waterproof can effectively block droplets and block virus transmission.

1. Breathable,anti dust,three layer folding, form a 360-degree three dimensional breathing space.

2. High flat, high elastic ear hooks for lower pressure.

3. With a concealed plastic nose, anti fog, can be adjusted to avoid voids and reduce the inhalation of harmful substances.