AIRISH Clean Guard KF94 1pc Health face Mask 🙋🏻‍♂️ FAQ Is this 4 layers face mask? -Yes! All our KF94 masks have 4 layers of materials ( 4 ply) What is KF? -KF is an acronym of Korea Filter : This measure represents filtration efficiency, which means how good the mask is at filtering out particles. In this case, that is 94%. -Are those masks reusable(washable)? No! It's disposable! KF94 or 80 masks are not reusable. ⭐️Measurement (there can be an error depending on measurement method) approx. 210x80mm ✔️Certified by Ministry of Food and Drug Safety ✔️It is a KF94 mask certified by the Ministry of Food and Drug Safety that helps healthy and safe breathing with a soft material with low breathing resistance and high filtration efficiency by using a high-efficiency filter. ✔️kf (korea filter) is a barrier performance standard for health masks approved by the Ministry of Food and Drug Safety. ✔️The foldable design makes it easy to carry and wear, and the high-efficiency filter is applied to increase the defense and airtightness, and the 3D structure provides comfortable breathing. ✔️How to wear? 1. Place the mask on your face so that it covers your nose and chin, and hang the straps over your ears to fix the position. 2. Use the fingers of both hands to press the nose clip so that it has close contact with the nose. 3. Wrap the entire mask with both hands and adjust it so that it adheres to the face while checking for air leakage. ✔️Precaution -Do not wear a towel, tissue paper, etc. under or over the respirator after wear it. -Do not use if the inside of the mask is contaminated. -Do not reuse it after washing. -Do not crush or deform the masks -After wearing, do not touch the surface of the mask. -If breathing is uncomfortable due to wearing masks such as pregnant women, people with respiratory diseases, children, the elderly, etc., stop using mask and visit a doctor, etc., if necessary. ✔️expiry date Normal expiry ✔️Our supplements and products have been sold in our pharmacy in South Korea ✔️Delivery and genuine -Ships directly from South Korea and will take 7-10 days Of course It's made in Korea and always ready in stock ✔️Customer Service -Any Question or want other product from Korea? Please leave a message