Look, the skin is smooth, the skin is delicate, the color is bright, and the pores are small.
Touch, this is an effective method. The skin texture is soft, smooth and elastic. If the surface is grainy, the board is very hard or sticky.
Although synthetic leather is also leather, some glue chemicals are added during processing. After burning, there will be some characters, leather will not.
Wipe, wipe back and forth nine times with wet gauze on the leather surface. If there is discoloration, the quality is not enough.
Pull, two hands pull the leather to pull on both sides. If there are seams on the leather surface or a light white background is exposed, it means that the leather's elasticity and dyeing process are not closed.