WASH YOUR HANDS, MAINTAIN A DISTANCE, GET SOME EXERCISE & SUNSHINE
The PM 2.5 Activated Carbon filters are a very effective filter.
(The PM 2.5 filters can be used for 48 - 72 hours on average, depending on the level of pollution)
Coffee filters are being used as an inexpensive (but not as effective) alternative.
It's up to you to decide the filtration level you require.Here is an article
on the filtration abilities of some materials.
FRIT IS ON CLEARANCE
96 COE - 1oz bags.
QUANTITIES ARE LIMITED.
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