SupplyAID RRS-KN95RV-5PK KN95 Face Mask w/ Exhalation Valve for Protection Against PM2.5 Dust, Pollen and Haze-Proof, 5 Pack
Brand: SupplyAID
Color: White W/Valve
Country of origin : China
SAFETY: Protection against PM2.5, dust, pollen, haze-proof, =95% filter efficiency
CORRECT USE: Please use mask correctly to avoid serious consequences caused by improper use. Store in a dry and ventilated location 23ºF – 122ºF (-5ºC – 50ºC, relative humidity<80%).
EXHALATION VALVE: Less humidity and co2 build-up plus prevents fogged glasses, Exhale for improved air exchange