Riddell full-size authentic on-field speed helmet. Hand-signed and inscribed in black felt-tip pen by Marcus Mariota. The helmet is limited edition and hand-numbered #/8. Please note, the images shown are stock images. The winning bidder will receive a random number from the same edition. This is a Game Day Legends exclusive and cannot be found anywhere else. This Riddell full-size authentic proline speed helmet has been hand-signed and inscribed in black paint pen by Marcus Mariota (Titans). This helmet is a limited edition and has been hand-numbered to 8. The autograph includes an official Steiner hologram and matching COA for authenticity purposes. Authentication: Steiner COA This helmet is limited to only 8 and individually numbered. You will receive a random number from the edition.