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@thairyn @PixieStitchs @betterthemask i saw something about using non woven polypropylene & have made masks out of that - seems more breathable at 3 layers than the one i made from t shirt fabric, though i can't test it's filtration properties obv
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@thairyn @PixieStitchs @betterthemask here's the pattern I used makermask.org/masks/surge/ - used a folded over strip of aluminum from a beer can instead of a pipecleaner.