This Autographed Blue Mitchell & Ness 1992 All-Star Throwback Authentic Jersey has been Personally Signed by Magic Johnson of the Los Angeles Lakers. This item is 100% Authentic to include a Certificate of Authenticity (COA) / hologram by Beckett Authentication Services. 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 is a X-Large sized Jersey.