【INCLUDED on FDA EUA LIST】KN95 mask is FDA EUA products included on FDA Emergency Use Authorization List and manufactured by CHENGDE TECHNOLOGY CO.,LTD. The filter efficiency of our kn95 mask is tested by NPPTL to be over 95% which provides better protection for you. | 【5-LAYERED FILTER】Breathable kn95 face masks are made of two layers of non-woven cloth, two layers of melt-blown fabric, one layer of hot air cotton. Inner skin-friendly layer absorb the moisture from the breath, 5-ply kn95 mask help facilitate easy, simple, and healthy breathing at all times. | 【SNUG & COMFY】The 3D structure is designed according to the human face shape to ensure the tightness and safety. With stretchable ear loop and metal adjustable nose clip, a comfortable fit and reliable protection always. | 【WIDELY USE】 Keep your mouth, nose and chin covered and protected when you go to crowded public places and enclosed public spaces. This kn95 protective masks are good for transport drivers, taxi drivers, public service personnel, armed police, traffic police, security personnel, media reporters, couriers, etc because they have daily contacts with large amount of people. | 【PORTABLE&EQUISITE】Compact design, you will receive 20Pcs white kn95 masks packed in same sealed bag to avoid secondary pollution during transportation. Disclaimer: This KN95 mask is NOT an N95 mask. For more information about KN95 masks please see the following before you purchase: amazon.com/AboutKN95.