Men’s Derby Shoes / Derby Shoes – Smooth leather, Black. Timeless, in a city-style design, with decorative perforations on the sides. The SOFT-AIR midsole, flexible and soft, reduces the shock from walking to an absolute minimum. This protects your feet, joints and vertebrae, while maintaining proper hygiene. For a comfortable and effortless walk. Maximum heel protection is achieved by the SHOCK ABSORBER. The removable footbed can be replaced with your personal custom orthotics. The leather lining caters for a healthy climate in the shoe.