The product is a custom Boston Celtics jersey signed by Kristaps Porzingis. This autographed item is authenticated by James Spence Authentication (JSA) and comes with a Beckett COA #BQ43913. It is a genuine, original piece perfect for any basketball fan or collector looking to add a unique item to their sports memorabilia collection. Showcasing Porzingis' signature on a Celtics jersey is a must-have for fans of the NBA and this up-and-coming star player.
eBay