The product is a 1983 Fleer Ryne Sandberg #507 signed rookie card, authenticated by James Spence Authentication (JSA). This original autographed card features the signature of the Chicago Cubs baseball player, making it a valuable collectible for fans and collectors of sports memorabilia.  Card has a dark back, JSA Signature COA #CH84514, signed in blue sharpie boldly, and would be a earlier career signature.