Casadei Mules Birky Ale are slip-on mules with a faux-leather upper and rubber sole, designed for easy everyday wear and a streamlined silhouette. Key attributes: Grey | Grigio | Faux leather | Slip-on design | Rubber outer sole | Mule silhouette | Open back | Dimensions & fit: Heel height: 5.5 cm | Composition & care: Faux leather | Rubber Colour: natural