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"CM Chaomei" believes that our philosophy of “Science and Technology for Continuous Innovation" will lead to high-quality products, affordable prices and professional service that will win the confidence and trust of our customers.

Product parameters

Model: 2003

Style: flat < p style = " white-space: normal; " > Wearing style: earhook

Exhalation valve: none

Filter level: KN90

Color: white

Activated carbon: none

Executive standard: GB2626 -2006

Acquired certification: LA, National Industrial Production License

Packaging specifications: 800 pcs / carton

Product details

Material composition:

The surface layer is 32s gauze, the second layer is 23g KN95 filter material, the third layer is 20g hot air cotton, and the fourth layer is 60g hot air cotton; folded a total of eight layers.