оптовая продажа 100шт pm 2.5 фильтровальная бумага ребенок / взрослый дышащая дымка маска анти-пыль рот крышка открытый работа маски замена

about the product: 1. material: non-woven 2. uses: anti-odor, anti-dust, anti-gas, anti-bacterial, anti-pm2.5 allergies,smoke,pollution,ash, pollen; 3. scope: dust masks, self-use masks, beauty salons, pet shop masks, factory masks, food processing masks, environmental cleaning masks and other protective dust can be placed. 4. the mask filter provide comfortable protection for people.suggest replace the fliters every week of uses for the best effect. 5. suit for kind of pm2.5 face maskss...