Adidas and Polar developed world’s first completely integrated training system dubbed Project Fusion.

Project Fusion offers integrated Polar heart rate, speed and distance monitors into Adidas shirts, bras and shoes.
Fibers integrated onto Adidas shirts connect to the Polar Wear Link technology.
A whole system is setting you back about 680USD. The Adidas Polar Project Fusion products will start selling in Spring 2006.
GizMag has more details and many photos of this new cool sports gadgets. See also the Adidas press-release.
Adidas and Polar also have created a joint site for Project Fusion.

In other news Adidas announced a couple days ago to take over Reebok.