20PCS KN95 Face Cover Stop PM2.5 Particle Protection

Features:

KN95 face cover, the filtering effect is up to 95 percent.

Stop PM2.5, haze, dust, etc.

Using advanced environmental materials, the four-layer fabric effectively resists fine particles in air pollution.

Three major technology, give you more thoughtful safety.

Specifications:

Item type: Face Cover

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: 20PCS in one box

Package weight: 200g/7.05ounces

Package size: 300*150*20mm/11.8*5.9*0.78inches

Packing List:

20pcs*Face cover

Note:

There are 2 kinds of styles, shipped randomly.

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