Featured is a Bill Mack signed 8x10 Green Bay Packers photo. This photo was hand signed by Bill Mack and authenticated by Beckett authentication services. Included with the photo is a Beckett hologram and certificate of authenticity. This item would make a great addition to any sports memorabilia collection!. SPECIFICATIONS Autographed By: Bill Mack Team: Green Bay Packers Sport: Football Authentication: Beckett Grading Services