The product is a 2024 Leaf Metal Legends 1/1 Pre-Production Proof Black Shimmer trading card featuring Ron Greschner of the New York Rangers from the National Hockey League (NHL). This unique card is made of card stock with a thickness of 35 Pt. and is a one-of-a-kind print run. It is an original card manufactured by Leaf and is serial numbered, making it a valuable addition to any sports trading card collection for fans of ice hockey or football.