Sport OzoneA voluminous extra layer of leather over the instep gives this calf high boot its unique silhouette. The boot is finished with a zipper at the back seam. Calf height Layered detailing at the vamp Back zipper closure Leather footbed Round toe Materials Upper: leather Lining: leather Outsole: rubber Made in Germany Size Guide Fits true to size. We recommend taking your normal size. For additional size information, please visit our size guide or contact