Women's Rene Caovilla Embellished Margot Sandals 105 - Blue - Sandal heels René Caovilla's wrap-around ankle straps are a brand signature. Set upon stiletto heels, they're made fitted with leather footbeds dusted in silver sparkles. Embellished with light-catching crystals, the sculpted ankle straps elegantly wind up the calves. Denim/Leather.