Anti-virus full face mask

Product name: Self-suction filter type Anti-virus full face mask 
Wearing method: head-mounted adjustable.
Life cycle: replaceable filter cartridge
Interface specification: threaded port RD40
Screen: PC polycarbonate
Material：
Mouth and nose mask: silicone
Frame: ABS plastic
Mask vision
Total field of vision: 70% Binocular: 55% Below: 35%
Lens transmittance: => 89%
Mask leak rate: = <0.05%
Features:
Protect industrial environmental pollutants such as paint spraying, sanding, and welding,
For example, formaldehyde, benzene and benzene are in the same family with gases.