Didn't you feel uncomfortable every time you breathe? Didn't it sting every time it touched your skin? Didn't it hurt every time you walked in your ear? Low-cost filter that prevents breathing when fine dust is skipped. Irritating endothelium without thinking of skin touching it Low-elastic earlobes used to lower unit prices "It's important to have a filter that can breathe comfortably and the inner skin that touches the skin." Don't be fooled. You can check the KF grade masks at the Ministry of Food and Drug Safety. This is a product trap mask certified and manufactured by the Ministry of Food and Drug Safety. It can be confirmed that it is a non-medicine product with a reasonable name for the item of the mask. Item Permit Name: Product Trap Folding Yellow Dust Protection Mask (KF94) (Small) Ministry of Food and Drug Safety: Inquiry on registration of non-medicine products Ministry of Food and Drug Safety Integrated Information System Drug Product Information fluorescent-boiling agent KATRI Korea Institute of Clothing Testing | Test report No Red No Red No Fluorescent Head of the Korea Institute for Clothing Testing KATRINO: SBQD20-00004185 Purity (Acid/Alkali, Fluorescent Pigments): Standards and testing methods for non-medicine products (2020-21 times) I think about safety for healthy breathing. Rather than finding a way to become a clean product, it's a reasonable mask that I prepared carefully. Safety certification and testing of various items concerned when wearing masks, such as skin irritation and various toxicological tests, have been completed through authorized domestic and foreign institutions. Hygiene Individual Packaging Hygienic individual packaging to prevent external contamination from production to wear; Nose Support Apply nose support with 2 iron core inserted Effectively prevent misting Earband Hanging straps on ear bands, not ears, without pain in ears. Quadruple fabric construction with high efficiency filter Quadruple-structured super-static filter to prevent infection of yellow dust, fine dust, and respiratory diseases; Korea's largest level Proceed with safety-related multi-item tests Products licensed by the Ministry of Food and Drug Safety Skin irritation test completed for 20 persons with end-wave fabric human body Nelson Labs Filter Efficiency Testing Completed in the U.S. Endothelial frillate system plasticizer content test completed Endothelial lead/cadmium/nickel heavy metal content test completed Ultraviolet protection performance test completed for cladding fabric Endothelial pH test completed Endothelial formaldehyde detection test completed Endothelial 24 types of arylamine content test completed. 22 types of Allergic Dye Content Test completed. Size infomation Small: Rational Mask KF94 71.5mm 180 mmm 135 mm ※ There may be a difference of ±5mm during the manufacturing process. If you need another product that BebeMiso sells, visit BebeMiso website.