We've been iterating quickly on the Coronavirus mask designs. Here is the latest Coronavirus mask update with 50% larger filter area, but redesigned to print in one piece instead of the original two. We combined the TPU and the PETG segments into a single mesh which can be printed with a layer filament change instead of the need to bond the layers after printing.
Be sure to join our slack group for updated files and discussion: https://join.slack.com/t/hospitalmasks/shared_invite/zt-dfqkug40-YAFFQbhcGa3uPpxBMyavqQ
Looking for a good, affordable 3d printer? Consider the Creality Ender 3: https://amzn.to/39QbgqA
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