https://www.thingiverse.com/thing:3171575
3D-printing these in PLA was of course incredibly rough on the gums, even after sanding. The held up just fine strength-wise.....until I put them in my coat pocket for an hour. Using them OTHERWISE didn't seem to be a problem. They were also a bit large for my mouth, personally. But I might have a small mouth......physiologically speaking. LOL
▶️ DTube
▶️ IPFS