Cm6002 Kn95 Head-Mounted Dust Mask Anti-Particles Activated Carbon Mask Anti-Pm 2.5 Masks

Material: high-quality cotton, melt-blown filter material and non-woven fabric
Packing:  50pcs/ box, 12boxes/ master carton
Function: 4-layers protection can resist 95% of non-oily particles, dust, pollen, smog and other pollutants.
Standard: CE/ FFP2 / FDA standard