The product is a rare and valuable 2013-14 Panini Prime Nathan MacKinnon Alex Killorn Dual trading card, numbered #15/200. This limited edition card features two players from the National Hockey League (NHL) and is part of the Panini Prime set. The card is a highly sought-after Rookie insert with a serial number, making it a unique and collectible piece for fans of ice hockey and the Colorado Avalanche team.