2008 Just Minors Mystery Balls Hobby Baseball Box
08MBLEach box contains 1 autographed baseball, 1 Base set of cards (Just Autographs, Justifiable or Just Rookies base sets) and 2 autograph cards.
Inserts include Glossy 1 of 1 Autographs (1 per 10 boxes), Dual/Triple Signatures (1 per 10 boxes) and Black Autographed Major League Baseballs (1 per 10 boxes). Also look for Mickey Mantle Autographed Baseballs (2 Mickey Mantle Baseballs will be inserted over the entire production run).