1,Surgical facemask 2,Facemask size:17.5*9.5cm 3,Facemask material:PP 4,Facemask BFE>95% 5,Certification:CE,FDA,ISO,GOST Disposable surgical maskSize:17.5*9.5cmMaterial:PP nonwovenWeight:20gsm PP nonwoven+25gsm Filter+20gsm PP nonwovenColor:White,Blue,GreenPacking:50pcs/inner boxes,2000pcs/ctnPacking size:52*38*36cmN.W:8kg,G.W:9kgCertificate:ISO,CE,FDA,GOSTUseage:can be used in hospital,cleanning ...