N99 Medical Face Mask Filter Material 1 Medical Filter Material 2 Certification: ISO9001:2000 3 Filter Efficiency:99%/95% 4 Application:filter material for me
Disposable nose mask/ face mask nonwoven 1 Medical Filter Material 2 Certification: ISO9001:2000 3 Filter Efficiency:99%/95% 4 Application:filter material for me