A perfect blend of sleek styling and ultra comfort, the Dr. Scholl's Viking Mule is something that you will reach out for time and again. This modern pick from the American Lifestyle Collection features a Memory Foam Cool Fit insole that cushions your foot, and contrast-stitch details, at the sole, that add to its appeal. Part of the American Lifestyle Collection Memory Foam Cool Fit insole Leather-wrapped stacked heel.