(10pcs) Airdays KF94 mask breathable [N95/KN95 Level, 99.8% Protection]

[Features] 1. KFDA approved (KF94 Grade), Made in Korea.2. 100% Genuine Product Certification3. Awarded "2021 Best Brands of Customer's Choice" in Korea.4. Produces 150 million pieces a month. (export over 10 million pcs monthly)[Key Point] 1. Better filtration rate than normal KF94 MASK. (Filtration rate : 99.8%)2. Breathable mask. - 3D shape and 3.5cm distance between mouth and mask assure comfortable breathing.3. Effective 4-layers structure - Blocking droplets, viruses and bacteria from spreading infections4. Dust collection efficiency (%) : 99.85% (N95 grade 95% / KF94 grade 94%)5. Leak-rate (%) : 4.632% (N95 grade 10% / KF94 grade 11% )6. Europe CE Certificate.7. Derma test excellent certified by Germany Skin science lab.8. Comfortable ear straps.9. Individual Packaging.[Color & Size]1. Color: White, Black2. Size - Small : H 125mm, W 100mm, L 160mm - Medium : H 145mm, W 97mm, L 170mm - Large : H 160mm, W 120mm, L 180mm - Extra Plus(= The new plus): H 160mm, W 123mm, L 180mm[D