Notice 1 X Mask 8 99Now Only 4 x Mask 19 99 Passed GB 2626 KN95 test and national standard certification KN95 N95 KF94 FFP3 Passed GB 2626 KN95 test and national standard certification KN95 grade requirements the filtration efficiency of non oily particulates is not less than 95 Five story design perfect cover when crossing crowded airports bus terminals shopping malls parks and busy city streets Effectively filter gases odors dust pollen smoke PM2 5 3D and lightweight design the initial pressure drop makes your breathing easier High quality elastic earbands that are comfortable to wear for long periods of time and help protect the respiratory system areone of your most important assets Contour opening design ensures effective sealing of outside air The adjustable hook and loop strap fits comfortably throughout the day Unlike ordinary surgical masks this N95 mask has a wide mouth area that makes breathing easier and does not generate heator fog inside the mask Made of Nylon mesh for excellent breathability and extra comfort Lightweight material allows you to wear it every day and allows your skin to breathe in hot and humid conditions