... mask 2.With soft elastic 3.Comfortable with djustable nosebar 4.Low cost &easy to use 1.Disposable non woven dust ... free,odorless,non-irritating to the skin.4.Suggested applications:garden,process,maintain,house cleaning,factory and any place need protection.Dust ... , sinuses and lungs. Lower respiratory resistence. Various colors are available. {Factory Supply} Disposable Dust Mask