... protection eyes, long aluminum strip on nose let mask close To face well Surgical Face mask with Shield, Shadow glass can supply good protection ... layers, good filtration, ties fixes mask well, long aluminum strip on nose let mask close To face well.Length: 17.5cmWidth: 9. ... + Filter Paper + PolypropylenePackage: 1pc/bag, 50bags/box, 20boxes/ctn Surgical face mask/Medical face mask/ Nonwoven face mask