Rene Caovilla Ladies Heels. SKU: C11703-080-PI01V225. Color: Nude. Rene Caovilla Cinderella Crystal Pointed-Toe Slingback Pumps. The Cinderella slingback, a timeless design with a 3.2 stiletto heel, combines luxurious handmade crystal embellishments with leather, satin, and nylon, and features a stardust sole, all crafted in Italy. Outer: Fabric 100%. Please visit the brand website for sizing information.