ANTONIA SALT risked a red flag as the grid girl went topless in an Instagram video.
The model is equally popular for parading around a boxing ring as she is for her trackside role.
But her latest risque offering on social media might have raised a warning flag rather than a scorecard.
Antonia shared a clip of herself in just leggings and socks.
The motorsport influencer then “bared right” as he turned her back to the camera to put on a short, tight top.
She burst into giggles when she slipped into the long-sleeved T-shirt.
And she might be just as amused by the reaction her video received.
“Toni beautiful, sexy,” wrote one admirer, while an enthusiast from across the English Channel simply said: “Magnifique.”
Antonia finished …