An Oregon Ducks Riddell Full Size Replica NCAA Helmet hand signed by Marcus Mariota. The item and signature are in excellent condition - Marcus rode his electrifying college performances all the way to a Top 5 NFL draft pick! Now he's ready to take on NFL defenses - AUTHENTICATION: The item is accompanied by a Radtke Sports Certificate of Authenticity - Radtke Sports Serial Numbered and Databased Hologram - Marcus Mariota Player Hologram & Photo of Marcus from the signing -