Buffalo Bills Fans, this item is your calling! Check out this Buffalo Bills jersey that features the autograph of NFL Hall of Famer, O.J. Simpson! In addition to his signature, he inscribed the jersey in his own hand, "HOF 85"! Jersey sizes are all a size Large jersey. Certificate of Authenticity: The autograph on this item has been certified authentic by James Spence Authentication (JSA), one of the largest most reputable authentication companies in the industry. This piece includes the JSA tamper-proof authentication sticker directly from them, which can also be accessed anytime/anywhere on their online database on their website. Note: This is a stock item where autograph quality may vary as well as the location of the autograph and JSA Certificate #.