●Cuts out 99% of splash, PM2.5, particulate and viruses: This is a premium mask with 3 protective layers, using high efficiency, high-density MB (mel and blow) filter. K-Guard lab mask cuts over 94% of the average particle size of 0.4μm ●(3D 3D Construction, Firmly Adheres to Your Face) Ensures a breathing space so that it does not touch your mouth, and is designed to fit the face line. In addition, the lower chin, foundation, lipstick etc. may adhere to the mask, so you can use the mask comfortably ●(Easy to wear for a long time) Made of flexible and elastic ear bands made of high performance material, so your ears wont hurt even when worn all day ●(High Performance Nose Wire Prevents Glasses Fogging) The adjustable nose wire adheres firmly to your nose, preventing fogging of glasses and providing a comfortable wearing experience ●(Easy Breathing Mask) This health mask uses a 3-layer filter that is highly effective and permitted by Korean pharmaceutical treatments, so you can breathe safely and comfortably