Madewell The Greta Ballet Flat In Black Great Condition, Customer Return! Wear On Bottom, Leather Is Wrinkling, Slight Creases Throughout, Right Insole Is Detached & Lifting, Left Insole Is Starting To Lift Our best-selling leather ballet flats have a perfectly squared-off toe, an elastic Mary Jane strap and dozens of five-star reviews. Leather upper. Leather lining. Man-made sole. Size 7