1.Tik Tok dozens of pairs of shoes are too cheap. Leather is made of animal skin, which is different from artificial leather made of chemical fiber materials in concept.

2. The dermis in the market is generally the first layer and the second layer. Dermal pores and patterns are clear, cowhide pores are well-proportioned and fine, yak skin pores are coarse and sparse, and goatskin pores are fish-scale-shaped. Whether there are pores on the leather surface is an important feature to distinguish leather from genuine leather.