Birkenstock Jackson Leather Boots [S7178]. Size 38E. The Jackson is one of Birkenstock's new lace-up boots. It features a water-repellant upper and waxed seams, as well as a robust, rubber sole to ensure a secure grip. And the cork frame of the outer sole guarantees an authentic design. The upper is made from water-repellant, oiled nubuck leather.Removable, anatomically shaped cork-latex footbedUpper: oiled nubuck leatherFootbed lining: smooth leather. Very good pre-owned condition. Minor normal wear with some scuffing. Please review all photos and video, and questions are welcome! Item #S7178