In my latest 3D print I printed a chip clip. It was an easy print, took about an hour. It works pretty well, using tension to hold it closed.
A very simple print, but I like to focus on things that have an actual use. I printed it with 25% infill.
Here is a link to the print file: https://www.thingiverse.com/thing:1212828
Here is a video which shows the print in more detail: