Dust Mask,SKYLE Activated Carbon Dustproof Mask Face Mask Filtration Exhaust Gas Anti Pollen Allergy PM2.5 Dust Mask Filter for Running Cycling and Other Outdoor Activities(Black)

Description

Product description About this product -Healthy breathing : Active carbon filters isolate 95 percent of dust , chemicals, fumes and particulates. -Smooth breathing : Unique ventilation design , excellent permeability , double air breathing valve,air resistance is smaller , smooth breathing. -Fashion pattern design:Attractive appearance and is simple and lightweight. -Comfortable fabrics : Diving fabrics , soft texture , comfortable to wear. -Adjustable Velcro : Velcro neck design ingenious , the size can be adjusted to meet the most head type. About the material Mask material: diving Fabrics Filter material: activated Carbon Inner cover material: Non-woven, activated carbon Installation instructions 1.Cover the mask on the brige of the nose and chin. 2.Fix the mask fimly with velcro on the back. 3.Install wrought aluminium nose bridge,can be self-adjustment in accordance with each one a different face and nose,suitable for various face shape , high marginal adaptation. 4.Check whether appropriate by breathing hard with hand cover on the face to see if forced expiratory air can flow. 5.Adjust the velcro on the back of the mask to adjust the tightness and firmness. Replacement 1.Open the mask,revealing the internal valve filter. 2.Follow the open instructions on the valve , counterclockwise rotation of the valve, separation the air valve. 3.Take down two valves,remove the filter. 4.Change a new filter,fllow the close instructions on the valve,clockwise rotating the valve and replacement is completed.