Margaux's Demi ballet flats deserve the hype, but the sizing varies. Here's how I found the right fit.

Margaux's Demi ballet flats, first launched in 2015, remain a popular choice for their classic design and comfort features. The flats include a functioning tie, soft almond toe, and 5mm of foam padding. However, the sizing scheme can be tricky, with narrow, wide, and half sizes available. Business Insider editors tested the Demis and noted that finding the right fit requires careful consideration of foot size and shape. Despite the sizing challenges, the Demis are praised as some of the best ballet flats on the market.

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