Features:
KN95 face mask, the filtering effect is up to 95 percent.
Anti PM2.5, haze, dust and bacteria, etc.
Using advanced environmental materials, the four-layer fabric effectively resists fine particles and bacteria in air pollution.
Three major antibacterial technology, give you more thoughtful protection.
Specifications:
Item type: Face Mask
Air mass flow: 85L/min
Aerosol-particle: NaC1
Aerosol-concentration: 15mg/m³
Temperature: 23.0℃
Relative humidity: 35.8%
Filter efficiency: ≥95.0(KN95)
Inhalation resistance(Pa): ≤350(GB 2626-2006 6.5)
Expiratory resistance(Pa): ≤250(GB 2626-2006 6.6)
Material: Non-woven fabrics
Quantity:40PCS
Package weight: 400g/14.1ounces
Package size: 300*150*20mm/11.8*5.9*0.78inches
Packing List:
40pcs*Face mask
Note:
There are 2 kinds of styles, shipped randomly.