Free Mystery Gift. Patent leather super sustainable, durable, made to last. Worth the investment. Shine in exquisite Slate Grey Croc Tieks. Their cool neutral hue makes them uniquely versatile for everyday looks, while their lustrous shine allows them to transition seamlessly from day to night. 100% soft, patent full-grain leather ballet flats Non-elasticized, cushioned back Non-skid rubber soles and comfortable cushioned instep