Outer Composition Calf Leather: 74.0%, Lining Composition Leather: 33.0%, Outer Composition Polyamide: 25.0%, Outer Composition Polyester: 100.0%, Lining Composition Polyester: 3.0%, Outer Composition Polyurethane: 1.0%, Lining Composition Polyurethane: 2.0%, Sole Composition Thermoplastic Polyurethane (tpu): 100.0%, Lining Composition Sheepskin: 62.0%