It does not contain formaldehyde and heavy metals. It is made of imitation 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, but in terms of texture, color and luster. 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.
Negative oxygen ions are generally believed to have the effect of freshening the air and are known as "air longevity". Negative oxygen ions can stimulate the human respiratory tract or skin to induce neural reflexes and affect various systems in the body,
