1.with ce and fda approved.
2.material: non woven,unique surface water resistance and soft lining.
3.common size:17.5×9.5cm.
4.adjustable nose piece for easy use.
5.style:tie-on or ear-loop.
6.application: mainly used in hospital,medical factory and food industry.
7.breathing resistance (delta p)99% ,particle filtration efficiency(bfe%)>99%.
8. Resistance to penetration by synthetic blood-160mmhg.
9. Packing:100pcs/box,
10.delivery time:5-10 days.