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Instructions: Cover the nose and mouth and hang the ear straps on both sides of the mask on the ear; Fix the bridge of the nose in a nose to prevent dirty air from entering; Pull the mask to the lower jaw to create a three-dimensional breathing space. 100% new quality Meltblown non-woven filter paper with aluminum strip, round rubber nose, foldable Use of respirator: good permeability, no drilling effect The dust bridge has aluminum strips for fixing. No particles Ultrasonic sealed edges, comfortable to wear Non-woven mask for washable items, easy to use and related to purification After treatment, it can be used for consumption. Medical treatment Pharmaceuticals, electronics, textile. Clean room operators can also be used as daily necessities. a lot of industry Advantages: ventilation, dust removal and bacterial filtration # Protection # respirator # health # disposable mask Color:black,white,grey,Pink,Blue,Green,Maroon,Micky mouse Our new shop, all product quality assurance! Local people's shopping plaza, hope to give us a 5-star praise after purchase! We will try our best to do better! If there is a product problem. Please don't comment! You can contact us! We will do our best to serve my dear! thank you Welcome again, too! !