This jersey has been personally hand-signed by Sandy Koufax with the inscription "HOF 1972." Each framed jersey comes double matted in a black wood fame, has two photos, and has two laser cut team logos. It has been obtained under the auspices of the MLB Authentication Program and can be verified by its numbered hologram at MLB.com. It also comes with an individually numbered, tamper evident hologram from Fanatics Authentic. To ensure authenticity, the hologram can be reviewed online.
