This is a Full Size Proline helmet that was personally signed by Johnny Manziel. In Manziel's two season at Texas A&M he put together two of the most impressive seasons. Manziel was the first freshman to win the Heisman trophy, and in that season Manziel became one of the most polarizing athletes. After winning numerous awards in college manziel proceeded to the NFL wher he was drafted by the Cleveland Browns in the first round. Manziel also was drafted in the 2014 MLB draft by the San Diego Padres as a shortstop. This item includes a certificate of authenticity from Denver Autographs and James Spence Authentication (JSA).