China KN95 4 Ply Protective Non-Woven Respirator Anti-Dust FFP2 Safety Level Face Mask FDA Certifica

2. Anti-PM2.5 smog and KN 95 grade particles industrial dust comfortable m ask.

3. 4 LAYER PROTECTION. The outer layer blocks large particles. Meltblown cloth layer blocks more than 95% particle attachments. Structural Layer builds a 3D space for non-contacts between your mouth and the respirator. The inner layer with soft materials contacts your face for comfortable using experience.

4.3D STEREO STRUCTURE. The 3D structure increases breathing space to make you breath smoothly and reduce the gap between the respirator and your face. The size is suitable for various face shapes.

5. Earloop design, convenient for daily wear and take off.