The 2023 National Treasures Jacob Misiorowski Jumbo Material Signatures /99 is a highly coveted sports trading card featuring an autograph from Major League Baseball player Jacob Misiorowski. This limited edition card, part of the 2023 Panini National Treasures set, is made of high-quality card stock and showcases a jumbo material signature as well as serial numbering. Authenticated by Panini Authentic, this original print run of only 99 cards makes it a rare and valuable collectible for fans of the Milwaukee Brewers and baseball enthusiasts alike.