The State of the animal's natural skin will remain inherent in leather products, leather, will appear as a pattern. Raw or with bloodlines remain traces of blood vessels under the kind of wrinkles said tiger parts, skin marks, scratches or abrasions, which parts cause color unevenness. Also like humans, a mark, such as spots and moles. It is good in nature, no two the same thing. These are the characteristics found in all leather.