This is a Basketball that has been hand signed by 13 members of the 1992-93 Seattle Super Sonics. Signatures include Gary Payton, Shawn Kemp, Eddie Johnson, Michael Cage, Sam Perkins, Nate McMillan, Dana Barros, Rich King, Derrick McKey, Rickey Pierce, Gerald Paddio, Vincent Askew and George Karl. This item has been certified authentic by Beckett Authentication (BAS) and comes with their tamper-proof sticker and matching full-page certificate of authenticity.