Saw this up for auction and I was wondering if any Bronco Boys out here could shed some light.

Is it correct or does it appear to be an NFL Auctions 'Authentic'? I'm cool with the size, but I am unfamiliar with the 'S' cut and added 4".

Thanks in advance for your input.....

http://cgi.ebay.com/Jay-Cutler-2006-...item1c0f9d1de3