The 2018 Panini Immaculate Collection Immaculate Autographs George Springer 58/99 is a limited edition baseball trading card signed by George Springer of the Houston Astros. This hard-signed autograph is authenticated by Panini Authentic and features a framed design on 130 Pt. card stock. Part of the Immaculate Autographs insert set, this exclusive card is serial numbered, making it a valuable collectible for fans of Major League Baseball and sports trading cards.