don't know much about their adjustable alpine poles, hard to tell if the grip is hard plastic too...........but, for the price ($29.95), seems hard to beat.

http://cgi.ebay.com/NEW-Swix-Horizon-2-Piece-Adjustable-Poles_W0QQitemZ8744234536QQcategoryZ58129QQrdZ1QQc mdZViewItem