My friend is perceptional on leather. And she is working in the shoe factory many years. With the progress of science and technology, artificial leather technology becomes more mature, many imitation such as PU, whether by smell or touch, almost difficult to tell the real or not from the appearance. Here are two simple methods for you. Visual identification method: first, from the leather pattern, pores to identify, on the surface of natural leather can see the pattern, the pores do exist, and the distribution is not uniform, the opposite is animal fiber, hierarchical recognizable side section, the lower animal fiber, with fingernails scraping on will appear leather fiber up, a napped feeling, a small amount of fibres may be falling, and leather side can see fabric, without side animal fiber, the general skin without pores, but some have imitation pores, there will be no obvious pores, some patterns are…