I finally received the second set of Ergon GP1 grips from R.E.I. over in Seattle and I got them installed on the IDXC GT bike. They're great! If you haven't tried them, DO! You'll never go back to "old" grips again!
Here's a little video-movie from the folks over at Ergon. It features their rider, Irina Kalentiva, several time World Champion and Olympic medalist.................. here's her web page: