This sparked conversation about whether or not Carrie had rented her dress with one person saying how this showed she was “environmentally conscious” with her outfit choices.

Taking to social media, another wrote: “This just shows she is as down-to-earth as anyone else.”

“You wear your wedding dress once, it makes sense not paying a ridiculous price for it to sit in the wardrobe, how thrifty of Carrie,” said a third.

The Prime Minister’s wife is known for championing environmental causes, and has rented outfits from the platform for several previous appearances.