Greg Olsen autographed footballs are a must have for any Carolina Panthers fan or memorabilia collector. Display this Greg Olsen Carolina Panthers Autographed Wilson NFL Super Grip Football - JSA Authentic proudly in your home, office or Carolina Panthers memorabilia man cave. This Greg Olsen 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 Greg Olsen signed memorabilia. Official NFL Sized Football. Multi-layered lining for consistent shape and durability. Ships inflated. Start your Carolina Panthers signed football collection off right with an authentic Greg Olsen autograph. Item ships same day.