The product is a 2015-16 Panini Black Gold Julius Erving Game Worn Massive Materials trading card, numbered #20/49. This card features a piece of material worn by Julius Erving during a game, making it a unique and valuable collectible for fans of the Philadelphia 76ers and basketball enthusiasts. With the prestigious Black Gold set from Panini, this card is a sought-after item for collectors looking to own a piece of NBA history.