You can get bands here:
http://www.ironwoodyfitness.com/fitness-bands.php
Or here:
http://www.flexcart.com/members/elit...lt.asp?cid=138
I don't know much about the IronWoody new bands, but the Jump Stretch bands that EFS sells are pretty much the industry standard. I have a set of the old IW bands and I love them, but I have heard grumbling about the new bands they sell.