Demaryius Thomas Signed Denver Broncos Super Grip Football Beckett 37856 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is the exact item that you will receive so please see pictures for condition. This is a super grip football that was personally autographed by Demaryius Thomas. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.