I have the Mini Qck from Steelseries, and I love it!. It's really thin and easy to roll & transport.
Here is the larger one :
NCIX.com - Buy Steelseries Qck Mouse Pad 12.6X11.2IN - 63004 In Canada.
Here is the Mini (the one I use):
NCIX.com - Buy Steelpad Qck Mini Mouse Pad 9.8X8.2IN - 63005/1 In Canada.
If you're interested, you can PM on NCIX with DC or even buy it from DC.