PLASTIC ALUMINUM NOSE CLAMP The disposable face mask nose can be shaped inside,the curvature can be adjusted, so that it fits the face, and strictly prevent pollutants from entering the gap. HIGH ELASTIC STRAP The disposable face mask have high elastic ear strap, long-term wear does not tighten the ear,let the ear enjoy the comfort. Method of wear for disposable face mask 1. Cover your nose and mouth and hang elastic band on your ears 2. Press the shaping strip to fit the face 3. Stretch mask lower part, set aside breathing space Composition: The product is composed of mask body, nose clip and mask string. The masks are 3 layers.The 3 layers materials is made up from a melt-blown material placed between two layers of non woven fabric. The product should be stored in a room with relative humidity no more than 80%, light proof, non corrosive gas and good ventilation.Wholesale Disposable Medical Face Mask website:http://www.vastlonmedical.com/face-mask/disposable-medical-face-mask/