Roger Vivier Viv Run Mules Crystal Buckle feature a polished, backless slip-on silhouette accented by a crystal-embellished buckle for an elegant, easy-to-wear look. The flat sole and high-shine finish make them a versatile choice for everyday refinement or dressed-up occasions. Key attributes: Black | Leather | Comfortable flat sole | Slip-on design | Flat sole for everyday wear | Backless slip-on loafer silhouette | Crystal-embellished buckle on the vamp | High-shine finish | Composition & care: Outer: Leather 100% | Lining: Leather 100% | Sole: Rubber 100%