Step 1

With a new filter in hand, align the tab and then insert tab into one end of the mask

Step 2

Slightly fold filter to pass through the opening

Step 3

Reach fingers in the opposite end of the mask through the filter slit opening and grasp tab.

Step 4

With tab grasped, pull through filter until tab emerges on opposite end.  


Step 5

Insert fingers in opening of mask and smooth out filter to fill the cavity of the mask


Step 6

Reposition the tabs and wear!


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