Birkenstock Jackson 20 Bir532Birkenstock Jackson 2. 0 durable lace up boots with water repellent treatment and anatomical Deep Blue Footbed for all day comfort on the road and in the city. Regular fit Soft suede and nubuck leather upper Hydrophobic upper and waxed seams for increased water resistance Solid rubber sole for a sure step Lightweight and comfortable anatomically shaped Deep Blue Footbed Material: upper oiled nubuck, suede, natural leather; insole lining microfiber;