8″ x 10″ photograph of New York Mets star Pete Alonso, signed in silver marker by 2019 NL Rookie of the Year Pete Alonso.

Signed at an official paid private autograph session.

Affixed to the cap is a numbered tamper-proof hologram from MLB Major League Baseball Authentication (which proves that the photo was signed at the end of Alonso’s MLB Rookie Season).

Sold with a Certificate of Authenticity fromĀ  The Autograph Source (Lifetime Guarantee).