Side valve caps for custom face mask
thingiverse
Just an additional feature for this mask: https://www.thingiverse.com/thing:4258411 Valve caps. With holes and without. Might require some polishing to fit.
Download Model from thingiverse
With this file you will be able to print Side valve caps for custom face mask with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Side valve caps for custom face mask.