Did you guys even read his replies before you posted?
The part about the sides being powder coated black? And about a leather skin on the top? Yeah....those aren't going to stop the thing from getting super hot and transferring all it's heat to your arm when you touch it.
They asked for feedback...
We've been working on one for a bit now, incorporating into our Cummins 2.8L FJ80 swap along with a bunch of other parts that you'll be asked for feedback on in the near future.