Each box comes with 20 individually wrapped KN95 Medical Masks. 

Specifications

• Scope of Application: Adult (industrial, occupational, consumer, personal use)
• Product Composition / Filter Layer / Ear Band / Nose Clip: PP Spun-bonded Non-woven, Static Cotton & Melt Blown Fabric, Dacron & Aluminum
• Filter Performance / Test Agent / Flow Rate: ≥95% (must be ≥X% efficiency), NaCI, 85 L/
• Total Inward Leakage / Inhalation Resistance – Max Pressure Drop / Flow Rate: ≥85% (arithmetic mean), ≥350 Pa, 85 L/min
• Exhalation Resistance – Max Pressure Drop / Flow Rate: ≥250 Pa, 85 L/min,
• Exhalation Valve Leak Requirement / Force Applied / Flow Rate: Depress ≥20sec, -1180 Pa, 85 L/min
• Applicable Standard: FDA, CE
• Size: OSFM (one size fits most)