I bought one of these a few weeks ago and, at the time, thought it to be a frivolous expense, but now that I have used it nearly every day since getting it, I'd have to say it was a wonderful purchase!!!!
If you have ever taken off your battery cover to reset your Treo, you are a candidate for this cover. You will slap yourself on the back each time you have to reset from that point forward. Check it out here: