PM 2.5 Mask Filters - Pack of 5
A pack of 5 PM 2.5 filters for our custom masks. These filters also fit in other masks that have the same type of pocket design as found in our masks.
Change filters every 3-4 days, at the longest 1 week depending on the environment you are in. If you are in direct contact with people that have the virus we recommend changing the filters every 2 days. Never put this item in a washing machine or dryer. Like never...