Collection of five signed F1 caps: Lewis Hamilton, Nico Rosberg, Sebastian Vettel, Jenson Button & Daniel Ricciardo, Mercedes caps x 2 signed by Hamil

Collection of five signed F1 caps: Lewis Hamilton, Nico Rosberg, Sebastian Vettel, Jenson Button & Daniel Ricciardo, Mercedes caps x 2 signed by Hamilton and Rosberg, Ferrari cap signed by Vettel, McLaren Honda cap signed by Button and Red Bull Racing Tag Heur signed by Riccardo, Hamilton, Rosberg, Vettel & Button signatures in black marker pen, Ricciardo in silver; sold with a photo proof dealer's COA (6)