The Princess of Wales' sister Pippa Middleton has also reportedly sported the vest before ...

James Middleton's wife, Alizée Thévenet, styled it out in her sister-in-law Princess Kate's 20-year-old gilet in a new photo ...

Kate Middleton isn't the only member of her family who's well-versed in sustainable styling: her sister-in-law, Alizée ...

Alizée Thevenet wore a leather style once loved by her sisters-in-law in a romantic birthday photo with James.

james captured a video of his son cycling down a country road alongside his mum, Alizee, who ran beside him with one of the ...