The Dr. Martens Unisex 1460 Smooth Leather Boots feature 8 eyes, classic Dr. Martens smooth leather, grooved sides, a heel-loop, yellow stitching and a comfortable, air-cushioned sole. Durable leather upper AirWair sole Goodyear Welt construction Heel-loop Lace closure Built to last, Dr. Martens Unisex 1460 Smooth Leather Boots are made using one of the finest methods of construction – the Goodyear Welt, which means the upper and sole are sewn together in heat-sealed z-welt stitch.