D-Ring lace up Creeper. Woven detail on the upper for a unique look. Smooth leather and Koram flash, a synthetic with a smooth, high polish, metallic effect. Made with Goodyear welt, the upper and sole are heat-sealed and sewn together Care The original Dr. Martens air-cushioned sole, providing underfoot comfort and durability since 1960. It is oil- and fat-resistant, tough and offers good abrasion and slip resistance.