This Autographed White Pinstripe Majestic Authentic Jersey with the inscription of "WSPG 10-8-56" has been Personally Signed by Don Larsen of the New York Yankees. 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 is a Large sized Jersey.