Teach everyone how to test whether it is leather 1. Eye view a, the surface of the leather has irregular particles and uneven shapes. Each granular surface has fine breathing holes, which is very clear.The breathing holes of different animals are different.For example, the pores of the orange leather are relatively uniform, and the yak is relatively large. The pores of the goats are like fish scales, and the pork skin is triangular. B, the cowhide is generally smooth, and the other side is fluffy. Product name: Deep mouth single shoes Size: 34-40 Material: cowhide color : black/caramel/off-white/brown Inner: imitation pig skin High : 2.5cm/5cm Shoe soles: rubber material non -slip and wear -resistant sole Delivery: Shentong Express (please contact customer service if you need to express another courier)