Sunglasses, used sparingly, as indicated by the code on the arm (OO9374-4663). The exact model of the sunglasses is Oakley Frogskins Lite with a special construction from the 2021 Tour de France™ edition:
Model Name: Oakley Frogskins Lite (Tour de France Collection)
Part Code: OO9374-4663
Frame Color: Matte Poseidon (Matte dark blue with red/pink logo)
Lens Type: Prizm Roa