4 ply Active Carbon Face Mask 1, Material:PP+FILTER +ACTIVE CARBON+ ... +40+25g 3, Style: Earloop, Tie on Product Name: 4 ply Active Carbon Face Mask Similar products: active carbon face mask ... , dust mask, 1/2/3/4 ply face mask, etc. Product Details:1) Material: SBPP+FILTER +ACTIVE ... Europe, America, Japan and other 10 countries and regions. 4 ply Active Carbon Face Mask