Breathing Valve Face Mask PM2.5 Anti-fog Labor Pprotection

Dust mask 15.5*10.5cm environmentally friendly non-woven fabric + activated carbon dustproof and anti-fog PM2.5 Features: - Five-layer design for enhanced protection. Environmentally friendly non-woven fabric, supporting stereoscopic 3D, designed to block dust. - Protection function. 95% filter dirt, dustproof, anti-fog PM2.5, anti-odor, and have certain protective effects on car exhaust, formaldehyde, bacteria and viruses. - Skin-friendly fabric for comfort and breathability. - Small size and easy to carry. - Multiple filter cotton. The electrostatic filter cotton is used to effectively filter the PM2.5 hot air cotton to prevent the cold and keep warm. - Effective isolation, nose bridge design. The bridge of the nose can be plastically strong, and the sides of the nose that are easy to fall off are fixed, and the airtightness is good, and the air and industrial dust are effectively isolated. - Filtered breathing valve design. Self-contained breathing valve reduces respiratory resistance by 1, smoother breathing, aerodynamic design of bonnet, timely removal of hot air, moisture, reducing sultry sensation to avoid bacterial growth, winter wear glasses can not fog. Specification: Material: environmentally friendly non-woven fabric + activated carbon Mask style: hanging ear Breathing valve device: yes Replaceable filter material: No Color: White Size: 15.5*10.5cm Type: dust mask Filtration effect: dustproof and anti-fog PM2.5 Scope of application: adult universal Package Content: 1 x Dust mask