This Autographed Limited Edition #24/50 16x20 Framed Photo has been Personally Signed by Michael Jordan & Muhammad Ali. 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. This item has been professionally framed to overall dimensions of approximately 24.5 x 28 inches. This photo is also authenticated by Upper Deck, but does not come with the matching COA.