Functions: dust proof, anti pollution/ PM2.5/ fog/ smoke and bacterial Brief Description This duckbill safety mask respirator, mold 08501, contains one layer of activated carbon material to help filtering acid gases. And the flat fold mask is perfect for the pocket, purse or backpack and still the same great quality as the regular molded cup shaped masks. When securely fitted, the mask helps to provide an effective barrier to particulate matter. Basic Info Standard: CE KN95 Shape: Fold without active carbon and no valve Material: 5plys, PP Nonwoven, with Melt blown filtration layer Features * Own style, light and comfortable * Soft inner materials * Adjustable nose clip reduces potential for eyewear fogging and helps ensure a better seal and fit * Braided two-strap design Package Please note: there will be one size fit all. Available package color box and blister Size of normal color box package as follow Model08501 Packing50pcs/box,20boxes/ctn Carton Size62*36*46cm FAQ Q1: Is KN95 the same as N95? A1: KN95 implements China's GB2626 quality standard, N95 implements the American NIOSH standard, and their filtration levels are 95%. Q2: Is it in stock? Can you ship immediately? A2: Yes, we have a large number of stocks, we will ship you by Express to your address within 24 hours. Q3: Can I get a cheaper price? A3: The price of the product will continue to change, and the larger the order, the lower the unit price. Q4: How long can I receive the goods. A4: We will use DHL/ FedEx/ UPS/ EMS/ TNT to ship for you and they will arrive at your address within 3-7 days. Q5: How to get the quotation and price list? A5: Please tell us the product you need, then we will offer you our best prices accordingly.Fold Mask website:http://www.ueppe.com/kn95-mask/fold-mask/