Michael Irvin Autographed/Signed Pro Style Jersey White Beckett 40933 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 White Jersey with sewn on numbers that was personally autographed by Michael Irvin. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.