The 2020 Topps Warriors of the Diamond Insert #WOD-4 featuring Willie Mays of the San Francisco Giants is a standard-sized baseball trading card made of card stock. This non-autographed card is part of the 2020 Topps set and belongs to the Warriors of the Diamond insert set. With a thickness of 20 Pt., this English language card showcases Mays as a legendary player in Major League Baseball, making it a valuable addition to any sports trading card collection.