Haflinger Women's Flair Coffee Slippers- Earth?? What could be more relaxing than spending your day in your Haflinger Coffee slippers. So much fun to wear with a matching novelty design on each foot. The 100% boiled wool upper and lining are not only super soft and cozy, the natural fiber will keep your feet at a constant temperature by wicking away the moisture while acting as a natural insulator. This means keeping you warm in cold weather, and cool in warm weather. The latex molded midsole