Back cap:Premium hand-crafted leather Deep Ocean Back strap:Premium hand-crafted leather Deep Ocean Insole:Textile lining Nero Lining:Textile lining Nero Shaft:Premium hand-crafted leather Deep Ocean Sole:Black (3 cm) Stretch:Stretch Nero Studs:Metals Nickel Upper:Premium hand-crafted leather Deep Ocean Zipper:Zipper Nero Everyday Boots 3881