Three Amigos Autographed/Signed Pro Style Orange XL Jersey JSA 34409 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is a custom orange XL jersey with sewn on name and numbers that was personally autographed by the "Three Amigos" including Vance Johnson, Mark Jackson and Ricky Nattiel. Includes a certificate of authenticity from James Spence Authentication (JSA) and Denver Autographs.