Instep: 25% calfskin leather, 75% goatskin leather Inner lining: 100% textile Sole: 100% synthetic Removable insole Type of close: Elastic Heel height/Sole 4 cm (1.57'') Extra Comfort Light: Extra-light sole that reduces weight and facilitates propulsion while walking. Memory Foam: Removable insole with maximum comfort in the arch and heel, thanks to its extra-cushioned technology. Color- Stone