These pants were worn by Markelle Fultz during the 2017-18 NBA Season and Playoffs. They are officially licensed by the NBA and comes with an individually-numbered hologram from Fanatics Authentic and Certificate of Authenticity from the Philadelphia 76ers. 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.