It does not contain formaldehyde and heavy metals. It is processed by imitating leather. In terms of the performance of leather, its windproof, waterproof, cold resistance and wear resistance are better than leather, and its texture, color and luster are more than leather. There are certain defects in texture and breathability, which are slightly inferior to genuine leather and superior to beef tendon leather and other artificial leather materials. BS7176 Chuangbao