Madewell sale: 20% off sitewide with the exclusive LTK code: LTK20 Best selling ballet flats from Madewell. Madewell ballet flats, the Greta ballet flats, the Greta ballet flat, silver flats, silver ballet flats, madewell flats #LTKshoecrush #LTKShoeCrush #LTKxMadewell #LTKSeasonal