Using classic stitchdown construction for ultimate flexibility and comfort, these lace-up shoes are great for casual occasions. A premium brick red nubuck and durable rubber sole combine to create a classic style ownable to Clarks. End Uses: Smart Casual. Fastening: Lace. Upper Material: Oiled Nubuck. Sole Material: Rubber. Lining Material: Sheepskin. Technology: Ortholite. Heel Height: 1.0′′.