Minna Heeled SandalThe Minna Heeled Sandal in Dune by Loeffler Randall is a strappy mid heel sandal in nappa leather with statement metallic ring hardware. Featuring an open toe, an adjustable sling back strap with a buckle closure, and a padded footbed. 2. 25 in. heel Materials Upper: 100% Lamb Leather Outsole: 100% Bovine Leather Spot clean. Refurbish seasonally or as needed by a professional. For best results, avoid consistent exposure to water.