![Filto](https://cdn.thingiverse.com/assets/d2/73/a7/25/5c/featured_preview_filto_render_2.jpg)
Website: thingiverse
Author: emreke
Price: Free Download
File format: .Stl 3d printable
Description:
It is more advantageous than disposable masks. You can use tissue or ready filter inside. Change filter or tissue during the day. I wish healthy days everyone.