Muffin Simulator
thingiverse
This is the great muffin simulator. It can be used in place of real muffins for practice in decorating. Please do not eat this :)
Download Model from thingiverse
With this file you will be able to print Muffin Simulator 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 Muffin Simulator.