Crafted from a sleek black leather, the Callum Lace Boot is set upon a cleated rubber sole for enhanced durability. An inside zip and eight eyelet lace fastening offers a secure fit, while double stitch detailing showcases the craftsmanship of the design. Black Leather Upper Leather Backstrap and Heel Pull Inside Zip Eight Eyelet Lace Fastening Double Stitch Detail Walk London Signature Cushioned Insock Cleated Rubber Sole Upper - Leather Lining - PU Lined Sole - Rubber British Design Sustainability: 100% Leather Working Group (LWG) Rated