Jason Alexander AKA George Costanza Autographed New York (Costanza #00) Custom Pinstripe Jersey - Beckett 91 Signatures include: Mark-Paul Gosselaar

Signatures include: Mark-Paul Gosselaar

MLB Mystery Grab Box - Autographed Jersey

personally autographed by the legendary boxer himself

Display it proudly in your home or office and remember all the amazing plays and moments from #99

A must-have for fans and collectors alike

Jason Alexander AKA George Costanza Autographed New York (Costanza #00) Custom Pinstripe Jersey - Beckett 91 Signatures include: Mark-Paul GosselaarGet your hands on a piece of TV history with this autographed Jason Alexander AKA George Costanza jersey. Represent the iconic character of Costanza with this custom pinstripe design, authenticated by Beckett. A must have for Seinfeld fans and collectors.