The premier piece of authentic Chicago White Sox memorabilia, ready to display and authenticated by Beckett Authentication Services. This Official Major League baseball is signed boldly by Paul Konerko. The signature is authenticated by Beckett and the piece includes a matching tamper numbered proof sticker and certificate of authenticity. Beckett is primary authenticator for signed memorabilia and the number on the sticker links the piece to their database of authentication. This baseball includes an Ultra Pro acrylic display case and an authentic Topps baseball card. Free same day pickup is available in store. Standard shipping in Illinois is free. Shipping outside of Illinois is calculated based on your preferred handling time. We also offer complimentary gift wrap and gift messages. Please contact us regarding delivery arrangements or if you have any questions.