Do Lanvin flats run small?

According to reviews, Lanvin flats do tend to run small by about a half size. When buying Lanvin footwear in person, you should try on the flats first to help you find the perfect fit. When shopping online, consult the size guide on the brand’s official website. It offers an approximate conversion table to help you determine the size of footwear you should order based on US, EU and UK sizes. On 1stDibs, shop vintage Lanvin ballet flats from some of the world’s top sellers.