I just ordered the Fortte Vertical Pouch for the Evo 4G.
Fortte makes quality custom leather products. You can specify leather texture/color, signature and even add an embossed logo to your case.
http://www.fortte.com/394/HTC-Evo-4G-leather-case/
I will be reviewing my case once I receive it but you can see this previous PPCGeekers review of his TP2 case
here... Please note that they make many different styles of cases so you have many options.
Here is the model I ordered:
Disclaimer: I am not associated with Fortte Cases and not benefiting from this review in any way, shape, or form. I was looking for a good case and I wanted to share this find.