Högl Polishcalf Black Leather Ankle Boots. Color: blackFastening: zipperMaterial: outer part - genuine leatherinner part - genuine leather, textilesole - syntheticsMaterial properties: durable, solidWashing and maintenance: wipe with a damp clothHeel height: 5.5 cmSkin properties: Leather is a natural material of animal origin, which has its typical properties, such as the skin. scars, pigment spots, abrasions or wrinkles.