This player-worn jacket was used by Lou Amundson on December 7, 2015 vs. the Dallas Mavericks. It is officially licensed by the National Basketball Association, comes with an individually numbered tamper-evident hologram from Steiner Sports and a certificate of authenticity. To ensure authenticity, the hologram can be reviewed online. This process helps to ensure that the product purchased is authentic and eliminates any possibility of duplication or fraud.