Fully sealed main mask, made of selected silicone material, soft, comfortable and durable.
Cartridge (interchangeable), different cartridge and filter cotton can be changed according to the protective environment.
Double tank cartridge design is adopted. Cartridge can be changed according to different environment.
The mouth and nose mask is made of silicone material, soft and comfortable, no peculiar smell, close to the face, good tightness.
When not in use, store the mask away from contaminants and keep it sealed