The 2021 Leaf Pro Set Metal Baseball Carson William Auto 17/20 is a highly collectible trading card featuring an autograph from Carson Williams of the Tampa Bay Rays. This limited edition card is part of a set manufactured by Leaf and has a print run of only 20. Made of metal, the card is an original piece with a crystal red parallel variety, making it a valuable addition to any baseball card collection. Autenticated by Leaf, this rookie insert card is a must-have for fans of the sport and collectors alike.