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5-ply medical face masks kn 95 manufacturers china 5 ply hospital facemask pm 2.5 disposable non-wove 4ply surgical mask
OUR KN95 ADVANTAGES
1.High filtrarion and strongly electrostatic can prevent dust, pollen and contamination of blood and other body fluids.
2.Innovative appearance design.
3.Adjustable nose clip achieves complete seal-to-face fit.
4.Hygienic, convenient, light-weighted and easy stored.
