This Autographed Black Adidas Practice Reversible Jersey has been Personally Signed by Shaquille O'Neal of the Phoenix Suns. This item is 100% Authentic to include a hologram by Beckett Authentication Services. This item will come with an affixed Beckett Authentication Services (BAS) authentication sticker, which includes a scannable QR code to verify authenticity. Please note that Beckett no longer provides serial-numbered COA cards, and the attached BAS sticker will serve as the complete authentication for this item. This is a BAS Witnessed Protection Program item which means a Beckett Authentication Service representative was present when this item was being signed. The authenticity can be verified on Beckett Authentication Services website. This practice jersey will not come with a Letter of Provenance from Shaquille O'Neal or any documentation for its practice use. However, this practice jersey is consistent with other Phoenix Suns exemplars that we have had in our inventory.