I have for sale close-cell foam sheets for sale. I use for shipping vintage electronics. They are easy to work with and cut. No clean up, No mess.
You can customize to fit any box size.
Dimensions: 44” long
29” wide
1 1/4” thick
They do come with or without box
One box has 25 sheets or you can buy as many as you need without a box
Please look at pictures and see for yourself on size.