To minimize the chance of spreading droplets from the others, airborne dieases. 1- Outer- Nonwoven Spunbond Inner- Nonwoven Spunbond Material Origin: 100% VietNam. 0.025$ 2- Outer- Environment friendly nonwoven spunbond Inner- Environment friendly nonwoven spunbond Material Origin: VietNam, Japan, EU. 0.0314$ --------- "CE MARK UASL UK Certificate No: CE/018855/1020 FDA: 3016970619 Product Code: KHA/FXX/QKR ---- Non - sterile: 50pcs/bag/box 50boxes/carton. Sterile: 1 pcs/bag 50 bags/ box 50 boxes/carton"