Advantages of top-grain cowhide：The top layer of cowhide only contains the genuine leather layer, which has good air permeability, moisture absorption, wear resistance, soft touch, is not easy to wear, moisture-proof, corrosion-resistant, crack or twist, has a long service life, clear texture, small and irregularly arranged pores, a strong sense of high-end, and natural texture and color.
Disadvantages of top-grain cowhide：It is expensive, easy to fade, and requires high workmanship.