The product is a 2003 NetPro Serena Williams #1 Rookie RC Card from the WTA Tour Tennis. This single trading card features Serena Williams in her rookie year, manufactured by The NetPro Trading Card Company in the United States. It is an original English-language card with standard size, part of the base set for the 2003 season. This collectible item captures the early career of one of the most iconic athletes in tennis history, making it a valuable piece for fans and collectors alike.