Lanvin Patent-leather ballet flats, Concealed heel measures approximately 20mm/ 1 inch. Ballet flats are an essential in every discerning fashionista's wardrobe, and Lanvin's black patent-leather pair is a classic choice. An elegant alternative to heels, wear them with everything from skinny jeans at weekends to shift dresses at cocktail hour. Small to size. See Size & Fit tab Size: 35. Gender: Female. Age Group: Adult.