The product is a 2021 Topps sports trading card celebrating 70 years of Topps Baseball featuring legendary player Willie Mays from the San Francisco Giants. This insert card is part of the 70 Years of Topps Baseball set, showcasing Mays in his MLB career. Produced by Topps, the card is a special edition parallel/variety with the card number 70YT-37, making it a valuable addition to any baseball card collection.