3 Ply Facemask Pm 2.5 Disposable Non-Woven Facemask Tianchang Anderson Co., Ltd. Base Info Material:Non-Woven+Meltblown Layer+Non-WovenCustomized Packing:AcceptShelf Life:2yearsFunction:Anti-DustTransport Package:50 Pieces Per Pack,Box, 40 Boxes Per CartonSpecification:17.5cm*9.5cm Description Pre:3ply Disposable Face Masks Facemask in Stock Next:Disposable Face Mask Manufacture High Quality 3ply Anti-Disease Facemask