Batman Wall art. This is such a gorgeous piece for art on your kids wall,   16" at widest part, The Rest will in be in porportion to height on all items. If you want a larger see variations below. 
 
This is 5 layers of depth and goodness.
 
This is fan art.
 
These are barewood, ready for you to paint, foil or whatever you please. DIY your way.