The product is a 2019 Grant Williams Panini Prizm Silver #267 PSA - 9 trading card featuring the rookie player from the Boston Celtics. This sports trading card is part of the 2019-20 Panini Prizm set and is a sought-after Silver Prizm parallel. With a focus on the National Basketball Association (NBA), this card is a valuable addition to any basketball card collection, showcasing the promising talent of Grant Williams in his debut season.