• 5 PLY DESIGN: Two layers of spun-bonded non-woven fabric, two layers of melt-blown non-woven fabric, and one layer of air blown non-woven fabric to effectively protect your health. Box of 20 pcs
• CERTIFICATED MANUFACTURER: Purism KN95 protective face masks have a filter efficiency above 98%, tested and listed by NPPTL
• IMPROVED DESIGN: In accordance with popular customer feedback, the ear-band has been improved, more comfortable to wear
• WIDE APPLICATION: Purism KN95 face mask is suitable for the workplace, school, transportation, grocery store, and general public places

5-layer face mask,composed of two layers of spunbonded nonwoven, two layers of melt blown nonwoven and air blown nonwoven fabric.