Steve Young autographed footballs are a must have for any San Francisco 49ers fan or memorabilia collector. Display this Steve Young San Francisco 49ers Autographed Wilson NFL Super Grip Football - JSA Authentic proudly in your home, office or San Francisco 49ers memorabilia man cave. This Steve Young signature has been authenticated by JSA and will come complete with a Certificate of Authenticity (COA) and matching tamper-evident sticker. Sports Collectibles is the online leader in authentic Steve Young signed memorabilia. Official NFL Sized Football. Multi-layered lining for consistent shape and durability. Ships inflated. Start your San Francisco 49ers signed football collection off right with an authentic Steve Young autograph. Item ships same day.