Boomer Esiason Autographed/Signed Pro Style Black Jersey Beckett 40417 The number in the listing title is just an inventory sku for our records and is not the authentication number. The item pictured is a stock photo unless otherwise noted. This is a Pro Style Black Jersey with sewn on numbers that was personally autographed by Boomer Esiason. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.