This player-worn shirt was used by Andre Drummond during the 2018-19 NBA season. It is officially licensed by the National Basketball Association and comes with an individually-numbered hologram from Fanatics Authentic and a certificate of authenticity. To ensure authenticity, the item can be verified online using the Certificate of Authenticity's unique alpha-numeric code. This process helps to ensure that the product purchased is authentic and eliminates any possibility of duplication or fraud.