Saw this and hadn't seen it posted. Wish it had a better picture of the door, but it doesn't seem as bad as the Seidio door. For $11.49, I may give it a shot. May be good for all the traveling I do.
New 2600Mah EXTENDED BATTERY+DOOR FOR SPRINT HTC EVO 4G - eBay (item 400136305733 end time Aug-12-10 18:05:41 PDT)
New 2600Mah EXTENDED BATTERY+DOOR FOR SPRINT HTC EVO 4G - eBay (item 400136305733 end time Aug-12-10 18:05:41 PDT)