5 Pack colors Face masks with 10 Carbon Filter,Washable Reusable Cotton Blend Face mask with breathing valve
- 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 23 F – 122 F (-5 C – 50 C, Relative Humidity.
- Exhalation Valve: Less Humidity And Co2 Build-Up Plus Prevents Fogged Glasses, Exhale For Improved Air Exchange.