4 inch heel height. Leather upper material. Synthetic lining. Synthetic sock. Synthetic sole. Imported. Size 6 is EU 37. Sleek and sophisticated, the Improv Heels feature a smooth leather upper with a comfortable synthetic lining for an elevated finish. Set on a 4-inch heel, they create a flattering, leg-lengthening silhouette—perfect for pairing with everything from mini dresses to tailored looks.