5-слойный защитный pm2.5 открытый цикл маска одноразовая маска безопасности анти-пыль лицо замена маска хлопок qa

please be kindly noted,the listed product is produced and distributed abroad and subject to the laws of its country of origin. 5 layer protective pm2.5 disposable mask safety anti dust face replacement mask cotton cycling masks features: top steel wire, adjust to fit your nose better. comfortable and breathable to wear. perfect for daily use,outdoor life,cycling,running etc.