Features Particularly tear-resistant, soft, hydrophobic cow leather Hook-&-loop fastener for individual calf widths Shinbone protection, padded on the inside, removable, with hook-&-loop fastener Two protectors at particularly vulnerable points, covered with leather Elastic zone on the instep & heel for better mobility PU gear shift reinforcement Air intake Heel reflector Insole with high-quality fiber fleece, galvanized steel inlay & plastic reinforcement Non-slip special racing sole with extremely rounded carbon-look heel Titanium sole wear edges, replaceable Features inner boot Torsion-resistant polyamide hard shell Waterproof & breathable thanks to GORE-TEX More Season membrane (80% polyamide, 20% polyester) Durable hinge connection Shock-absorbing latex foam padding for calf, ankle & heel Anatomically shaped ball heel