Face mask,Three layers of protection, made of melt-spray filter layer and non-woven fabric. Black disposable face mask,Surface is evenly covered with air pores, good breathability. Black mask,Adjustable soft nose clip design fits the face better. providing you with comfortable wearing experience. Disposable face masks,breathing space that meets the needs of different facial contours, and can be used by students and adults. Black face mask,Suitable for most public places and provides protection for your travel. Delivery Quantity: 50 pieces Note:Manual measurement, there may be 1-2cm/1-3g error, which is not a quality problem. Due to different screen displays, there may be a color difference between the real object and the picture, and the main picture shall prevail.