Sebastian Vettel Signed Replica 2017 Ferrari Top Aero Visor Helmet Part - Proof.  This Replica 2017 Top Aero Visor Helmet Part can be fixed on some of the 2017 Sebastian Vettel Replica helmets.  It's the aero part that goes on the top of the visor.  Signed with a black marker. You can see a picture of Sebastian Vettel signing visors in Montreal in 2018.  All the autographs have been obtained in-person at different Grand Prix or at sports events. You can see some pictures of Formula 1 drivers and sports personalities signing items for us on some listings. Come's with a Certificate Of Authenticity from Formula World Shop Inc. Authentication Services.