not the toyota version....but yes, I remember seeing 'em at the state fair for years the name mattraxx comes to mind, but I'm not sure. found it...mattracks: http://www.mattracks.com/
Although that's pretty innovative, I don't get it. The fuel economy is gone, the handling is gone, and highway speed is nonexistent.
I really dont think the people using these are really worried about any of the above converns. They are made for extreme elements not your every day snow storm...