This question has options. How would someone go about accomplishing this goal?
How to paint shield to look realistic.

Select from the following.
a). Gather the colors brown and red. On the outer layer of the shield, grab a paintbrush and paint the shield brown. On the inside swirl, grab a small paintbrush and paint with the red coloring. Let dry..
b). Gather the colors brown and red. On the inner layer of the shield, grab a paintbrush and paint the shield brown. On the inside swirl, grab a small paintbrush and paint with the red coloring. Let dry..
a).