For the Core Collection featuring the striking metallic Spectra Patent leather, the styling has been kept petite, with a delicate apron and very trim sole unit, giving this collection a light and compact feel. 8 Eyelet boot Spectra Patent; high shine leather with metallic finish Classic Heel Loop Made with Goodyear welt, the upper and sole are heat-sealed and sewn together Dr. Martens Air-Cushioned Sole