Cactus Pen
thingiverse
This is a cactus as a pen. Just add a pen cartridge (not included) and you have yourself a functional ball point pen.
Download Model from thingiverse
With this file you will be able to print Cactus Pen 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 Cactus Pen.