women's anti-virus full face mask black set1

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.