Infityle Dustproof Masks - Activated Carbon Dust Mask with Extra Filter Cotton Sheet and Valves for Pollution,Anti Pollen Allergy, PM2.5, Running, Cycling,Woodworking,Outdoor Activities（Black+Gray）

Fitting Instructions:

1.With nosepiece facing away from you. Holdthe earloop in each hand with the nosepiece up.

2.Position the respirator under the chin.

3.Pull each strap over the ear. Adjust thestraps as comfortable as possible.

4.Place the fingertips of both hands at thetops of the nosepiece. Mold the nosepiece to the shape of the nose bridge bypushing inwards while moving your finger tips down both sides of the nosepiece.Pinching the respirator using only one hand may result in less effectiverespirator fit.

 If it very important to press the nose piecefirmly to the nose bridge to from a good seal.

• The replacing time of filter and valves.

• The effective working life of the maskfilters depends on  number of factors,such as: the breathing rate of the user; ambient levels of pollution; thelength of time the filter is actively working; hygiene levels. Taking thesefactor in to account we recommend that the filters should be replaced every 3month, whichever is sooner.

• The valves should be replacing on a regularbasis assuming that they are maintained properly.

• On the valve, it is essential that youlocate the two pins, nearest the hinge, properly into the body of the valve,and check that they are seated properly.

 

Package Content:

Option 1:

1xInfityle Dustproof Mask

2x Extra two valves

1x Filter cotton

Option 2:

2xInfityle Dustproof Mask

4x Extra two valves

2x Filter cotton