Ligart Dust Mask with Activated Carbon mask Filter Dustproof Mask Mesh Cover Mask Filtration Exhaust Gas Anti Pollen Allergy PM2.5 Air Filter Mask for Running Cycling and Other Outdoor Activities

Healthy breathing:Active carbon filters isolate 95-percent of dust, chemicals, fumes,particulates,PM2.5, H7N9 etc
Smooth breathing:Mesh ventilation design, excellent permeability, double air breathing valve, air resistance is smaller,smooth breathing
Fashion lightweight design:Attractive appearance and is simple and lightweight
Adjustable Velcro:Velcro neck design ingenious,the size can be adjusted to meet the most head type

About the material

Mask material: nylon mesh fabric
Filter material:activated carbon,Non-woven

Some questions about the use of this product

1:the mask can be wash.But you must put the filter down
2:the mask filter can be replaced,Here is the step:
Open the mask to expose the interior of the filter valve.
According to the OPEN directions on the valve,turn the valve counter(clockwise),to separate the valve.
Remove the filter.
Replace the new filter,reverse the above steps,clockwise rotation of the valve,over.
3:average size,stretchy and adjustable

Package including:
2*Dust Mask