Medical Face Mask 1Ply,with earloop Material:PPSB Weight:(18x20x25)gsm Certificate:ISO 9001:2000 / ISO 13485:2003 Medical Face Mask:1. Material: 100%PPSB,Paper2.Layers:1ply3. Size: 17.5x9.5cm4.Fixation:Ultrasonic Welding / stitched5.Colour: Light blue, Light Green,white,etc.6. Earloop 7.Package:According to client's requirements.8. Material or other specifications according to customers' ...