Anything would help but with rigid foam board unless you’re going to go something like 2 inch thick you’re only getting 3 to 5 R’s it’s not worth the expense
Same with my wife ,she was on the grand jury and asks pertinent questions from things she has learned from me as far as firearms and ballistics so they like her now she has been called quite often.
I was called years ago told the person in charge. I have a short attention span and I Take a lot of meds. I was never bothered again!
In Tennessee you can be on jury duty for six months!