Buffalo leather is also known as Grade B leather. Compared with cattle leather, its advantages are strong and wear-resistant, but its disadvantages are not soft enough, poor hand feel, poor toughness, rough surface, clear pores, and the appearance of the processed seat is slightly worse than that of cattle leather.

The seat must be safe and reliable, with sufficient strength, rigidity and durability, compact structure and minimized mass; All kinds of adjustment mechanisms set up to meet the comfort of drivers and passengers shall have reliable locking devices to ensure safety.