This Autographed White Panel Logo Football has been Personally Signed by Emmitt Smith, Troy Aikman, Michael Irvin, Jimmy Johnson, Darren Woodson, Jay Novacek, Daryl Johnston, Mark Tunei, Bill Bates, Mark Stepnowski, Kevin Smith, Leon Lett, Alvin Harper & 27 more of the Dallas Cowboys. This item is 100% Authentic to include a Certificate of Authenticity (COA) / hologram by Beckett Authentication Services. The authenticity can be verified on Beckett Authentication Services website.