Light up dog collar pieces
thingiverse
These are the components for the instructables light up dog collar. Print each component once. I failed to upload the last photo, but all of the photos can be found within the instructable itself. The link to access it is http://www.instructables.com/id/Light-Up-Paracord-Dog-Collar/.
Download Model from thingiverse
With this file you will be able to print Light up dog collar pieces 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 Light up dog collar pieces.