From the Mclaren Honda Andretti Team circa 2017. - from when Alonso took a break from F1 in 2017 and rqced indy 500. This cap is.
McLaren 66 Limited Edition Hat Cap Alonso 103rd Indy 500 Kimoa New Era Flat Brim
Fernando Alonso out of Indy 500 Autosport 23rd May 2019 ; Niki Lauda 1949-2019
F1 Racing July 2017 - Alonso's Indy 500, Button, Brawn
Fernando Alonso Signed F1 Indy 500, 2019 1:2 Mini Helmet in box with upgrades
Autosport magazine 23rd May 2013 - McLaren, Indy 500