What is PVC film popular science tree skin?

PVC film popular science tree skin is because the leather tanned with vegetable tanning agent (tannin solution) is easy to shape due to its strong water absorption and high plasticity, which is very suitable for carving and leather molding. Therefore, it is mostly used in the production of leather crafts in the initial application field. Because of its harmlessness to the human body, it is gradually applied to leather products that can be in direct contact with the human body. For example: handbags, backpacks, harnesses, insoles, shoes, hat rims, belts and other leather products that can be in direct contact with the human body.

Leather tanned with vegetable tanning materials, so some people commonly call it tree balsam, and some are written as tree bark.