- 3 ply filter mask - Origin: Made in Korea - Certification: FDA(QKR), CE (EN 14683), ASTM level 2, ISO - Packing: 50pcs/ box; 2000pcs = 40boxes per carton - Promotion price for first oder - Size: S (for child), M (for tennager), L (for adult) - Production capacity: 5,000,000 pcs per day