The 2025 Panini USA Baseball Stars & Stripes Mason Harris #138/199 Auto Patch Card is a highly collectible sports trading card featuring the autograph of Mason Harris, a player from the Miami Marlins. This original card is part of the 13u/14U National Team Signatures insert set and is authenticated by Panini Authentic. Made from 35 Pt. card stock with a foil parallel/variety, this standard-sized card is a valuable addition to any baseball card collector.