This custom stitched baseball jersey has been personally hand signed by Jason Giambi and authenticated by a top 3rd party authentication company. All autographed sports collectibles are limited! Order now to add this timeless piece of baseball memorabilia to your collection before it’s gone.

• Custom baseball jersey autographed by Jason Giambi with 5x All Star inscription and authenticated by JSA
• Includes a tamper-proof authentication sticker from JSA