This is a Full Size Proline Chicago Bears Helmet hand signed by Jim McMahon. Jim McMahon was a legend in Chicago. McMahon led the Chicago Bears to an NFL Superbowl in 1985. The Bears were the complete team in the '80's with Walter Payton, Jim McMahon, Mike Singletary, and the Fridge. This item is authenticated by All About Autographs. All About Autographs is a leading source for authentic sports and celebrity memorabilia. A Certificate of Authenticity accompanies the item and a tamper resistant holofoil is placed on both the item and the COA. The unique serial number on the holofoil is then registered in the All About Autographs Online Database which will list a detailed history for the item signed. All items will come with a photo from the signing when available.