Right air goes right through the masks.... Which makes them pointless.
this is retarded as much as you are.... show me how much c02 you are breathing in numbnuts.... you do know even when you actually exhale you dont fully exhaust all the co2 in your lungs right.
people like you watch a 10 minute retarded bitchute clip and think youre an expert
Never worn a mask. Still not sick.
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