Riddell Kansas City Chiefs Proline On-Field Authentic SPEED football helmet, boldly signed on the right side in white marker by Chiefs Star QB Patrick Mahomes, who added the inscription “18 MVP” after his signature.
(Mahomes won the 2018 NFL MVP award with almost all of the votes).

Signed at an official paid private autograph session.
Sold with Certificates Of Authenticity from both The Autograph Source (Lifetime Guarantee) and independent third-party authenticator Beckett Authentication Services (BAS).