A quick Amazon search turned up this Commander Gree uniform. It gets more expensive with larger sizes, but the child’s small is just $24.74.
I can live with that price, and when he opens the box, I know there will be one very happy little boy. For Amazon Prime members, shipping is free.
Buy 1 Star Wars The Clone Wars, Commander Gree Deluxe Child’s Costume Small
Pay $5.99 standard shipping.
Final Price: $30.73 shipped.