You can see a picture here:
http://www.racycles.com/eq/catalog/profile_design_quick_stop_carbon__qsc__5133110.htm
I bought them last week, but never installed them. They are designed to run internally through the bars, and the bars I have run the cables externally. They are super light and carbon.
Retail: 70.00 +
My price= 55.00 shipped