Disposable Surgical Mask (With Bacteria)

1. It is disposable, light, comfortable, tasteless, glass fiber-free, non-irritating to the skin, and waterproof.2. It has a soft and comfortable adjustable nose clip.3. The breathing resistance is small and the wearing is hygienic.4. Disinfection: Use physical or chemical methods to kill or remove pathogenic microorganisms on the media to make them harmless.5. Sterilization: Use physical or chemical methods to kill all microorganisms on the media to make it sterile.