10PCS Folding Valved PM2.5 Dust Mask PM2.5 Anti Formaldehyde Proof Bad Smell Face Mouth Mask Safe Breathable

10/20PCS Folding Valved Dust Mask PM2.5 Anti Formaldehyde Bad Smell Proof Face Mouth Mask Safe BreathableDescription: Color: greyFolded size: 130X107X10mmMaterial: polypropyleneFeatures: protecting against dust, liquids and weather.Comfortable to wear: No falling off, comfortable to wear and the mask is designed with high strength.Wide application: Perfect for machining, automobile making, sports, running, hiking, climbing and so on.Respirator valve: Independent one-way breathing valve effectively reduces respiratory resistance.Package list: 10/20 x respirator valve face mask (individual packing)Please be kindly noted,the listed product is produced and distributed abroad and subject to the laws of its country of origin.