Women's Cliffs by White Mountain Cheryl Flats The Cheryl ballet flat from Cliffs by White Mountain Shoes adds a little extra something-something to a classic silhouette. The Cheryl offers a classy bow for at the top of the toe, while the upper is detailed with a perforated design. A 5mm memory foam cushioned insole adds comfort to your every step, while the perforations offer breathability during warm days.