оптовая продажа лицо дыхательный клапан анти-пыль pm 2.5 пылезащитная маска с 2шт pm2. 5 фильтровальная бумага есть в наличии

face mask with breathing valve anti-dust pm 2.5 dustproof mask with 2pcs pm2.5 filter paper product description features: 1. dust-proof and anti-fog headband type ffp2 mask with valve. 2. elastic ear-loops with no pressure to the ears. 3. with exhalation valve, allowing smooth breathing, reducing heat and moisture accumulation. 4. electrostatic filter material, effectively protect the mask of pm2. 5. description: close fit to prevent polluted air from entering. effective protection fro...