Collector Grade, JSA-Authenticated Signed Memorabilia Autographed and signed memorabilia: an official Super Bowl XX logo Wilson “The Duke” NFL football hand-signed by Chicago Bears quarterback Jim McMahon. He started for the legendary 1985 Bears that rolled to a Super Bowl XX title, and later added a second ring with Green Bay in Super Bowl XXXI. McMahon’s swagger and big-game moments cemented his place in Bears history.

Collector's Highlights:

• Athlete: Jim McMahon (Chicago Bears Quarterback)
• Item: Official Wilson “The Duke” NFL Football with Super Bowl XX logo, hand-signed
• Authentication: JSA Witnessed Protection Program — tamper-evident JSA hologram with scannable QR code; JSA no longer issues serial-numbered COA cards for witnessed items, so the sticker is the full authentication and can be verified on JSA’s website

Backed by JSA Witnessed authentication, this collector-grade football delivers verified authenticity and a direct connection to the Bears’ Super Bowl XX championship legacy—an ideal piece for serious Chicago fans and autograph collectors alike.