20pcs 3 layers dustproof facial protective cover masks anti-dust anti-fog disposable printing earloop face mouth masks

fast shipped within 24 hours please be kindly noted,the listed product is produced and distributed abroad and subject to the laws of its country of origin. features: dust proof, avian influenza, virus, haze, dust, pollen, particulate matter, pm2.5, bacteria, etc. safe and breathable. hypoallergenic,high filtration,capacity. clean and helpful. elastic ear-loops with no pressure to the ears. provide some protection against dust, or some poisonous things.