Features:N95 face mask,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 MaskAir mass flow: 85L/minAerosol-particle: NaC1Aerosol-concentration: 15mg/m³Temperature: 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
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