Soft genuine leather. Foam padded upper. Breathable, protective lining. Constructed on an anatomical last, with extra width across the midfoot and Toe-Box. 5/8" heel height (the difference between heel and forefoot). Extra Depth: 5/16". Two removable spacers in 2mm and 3mm thick are included. Cushioning sole, made of light weight polyurethane foam. Recessed heel construction. Light Polyurethane sole. Hidden depth construction.