In her time in the public eye, much has been made of the Duchess of Cambridge's thrifty wardrobe—but really she just shops like most of us do. The test of a winning purchase is that it lasts years, if not decades, and Kate has been wearing many of the building blocks of her wardrobe since before the royal wedding. She is the perfect advertisement for this cost-per-wear shopping model, so we have calculated how much many of her most-worn items actually cost per outing. Keep scrolling to see the items she re-wears the most and some maths that might convince you to buy them too.