This NCAA football mini helmet has been personally hand-signed by Marcus Mariota. It is officially licensed by the NCAA and comes with an individually numbered, tamper-evident hologram from Fanatics Authentic. To ensure authenticity, the hologram can be reviewed online. This process helps to ensure that the product purchased is authentic and eliminates any possibility of duplication or fraud. The antique mahogany logo mini helmet display case features a 1/8" thick clear acrylic removable lid with a sublimated image. It also comes with antique mahogany finished base that has a mirrored bottom. Measures 8 7/8" x 7" x 7 1/8".