Notice: 1 X Mask = $6.99 Now Only 20 x Mask = $70.99!!! 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% Features: - Smooth touch and comfort. - High quality non-woven material, non-toxic and odorless, safe, soft and comfortable, reduce skin irritation. - High elastic ear rope, not easy to break, soft and comfortable. - Plastic nose strip. After wearing the mask, press the plastic nose strip to make it fit the face, and prevent from penetrating into the gap. - The filtration rate is more than 95%, filtering the particles in the air and isolating the droplets. - Helps prevent cross contamination and protects the user from inhaling fine particles. Notice: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight deviation for the measurement data.