Surface of this product is covered with black and brown unclear natural leather which it has the highest quality of Tabriz cowhide leathers, it has respiratory capability which lets the air circles inside and prevents from sweating and unpleasant smells of foot the material so called herbal Analin. the interior lining which is used inside of the shoe made by natural leather of goatskin that it proofs against sweating foots, it has Anti-allergic and antibacterial properties, the sole or the bottom of the orthopedic shoe designed in the way which lets the pressure of the body during walking or standing becomes the same all-over the shoe and decreases the amount of pressure on the bottom of foots  and as a result, it decreases amount of tiredness and prevents from the pain of backache, the sole of the shoe made by PU materials (Polyurethane) which are made in Italy, therefore, the material injected directly.