1.  Material:

1) 50gsm fluid-resistant spunbond PP non-woven;                    

2)  50gsm medical grade MBPP non-woven (the filter layer);                        

3)  50gsm ethylene-propylene side by side layer;    

4)  30gsm ES/PP non-woven;                    

5) high-elastic polyester/nylon earloop;                    

6) aluminum nose clip (in-between);

    2. Filter: Filter performance of ≥ 95% acc. to type KN95 of GB2626-2006

    3. Certificates：CE (No. 3K200407T.HHIU019);  KN95 test report;     FDA  registration (in process)