Medical protective mask

High Risk: Fever Clinic, Infectious Diseases Department, or entering the area where patients with suspected or confirmed airborne infectious diseases are placed Core Advantages of the Product Layered protection, layered guardianship Particle filtration efficiency ≥ 99%, synthetic blood penetration resistance ≥ 80 mmHg, inspiratory resistance ≤ 120 Pa Folding C-shaped three-dimensional structure, increases breathing space, reduces breathing resistance, and has good fit