An undergraduate student from New Jersey Institute of Technology, Amos Dudley, has 3D printed his own plastic braces that cost him mere $60 of materials and a whole lot of creativity. Dudley had braces in middle school, but he didn’t wear a retainer, so his teeth slowly shifted back.

Now needing a new set of braces, he didn’t want to shell out thousands of dollars, which led to the idea of 3D printing them himself!

On his blog, Dudley writes,

“It was an unlikely combination of two things:  was broke, but had access to a high-quality 3D printer through his university, so decided to take full advantage of this.”

Here is the process he used to create the braces: