This ball is signed by 52 members of the 1999 San Francisco 49ers. Signatures include Jerry Rice, Steve Young, Terrell Owens, Charles Haley, Bryant Young, Ken Norton, Zack Bronson, Ray Brown, Junior Bryant, Brentson Buckner, Greg Clark, Chris Dalman, Derrick Deese, Jeff Garcia, Charlie Garner, Terry Jackson, Travis Jervey, Ramos McDonald, Tim McDonald, Mark McMillian, R.W. McQuarters, Monty Montgomery, Jeremy Newberry, Craig Newsome, Chike Okeafor, Phil Ostrowski, Anthony Peterson, Lawrence Phillips, Pierson Prioleau, Wade Richey, Lance Schulters, Wasswa Serwanga, Steve Stenstrom, J.J. Stokes, Tai Streets, Winfred Tubbs, Tommy Vardell, Darnell Walker, Marvin Washington, Gabe Wilkins, Lee Woodall plus more. The football is certified by PSA/DNA. It comes with the numbered hologram and matching Certificate of Authenticity. PSA is one of the best authenticators. The autograph is very nice. This item would make a great gift.