The full name of microfiber leather is "microfiber reinforced PU leather". PU is polyurethane, which has excellent wear resistance, excellent cold resistance, breathability and aging resistance. Polyurethane leather has excellent performance. Nowadays, due to the influence of animal protection association and the development of technology, the performance and application surface of polyurethane synthetic leather exceeds that of natural leather. With the addition of microfiber, the toughness and breathability and abrasion resistance of polyurethane have been further enhanced. There is no doubt that the performance of such manufactured products is quite excellent.

 High quality microfiber leather does not contain eight heavy metals, so it is not harmful to human health. It is generally harmless.

 
So how to test whether microfiber leather is toxic or not? The following teaches you an easy way to identify.
  General test cut a small piece of skin, put inside a plastic self-sealing bag, and then put on the identification of formaldehyde products, generally available online, if it turns yellow, there is formaldehyde, no color change, there is no formaldehyde. The faster the color change, the faster the release of formaldehyde, the more skin can not be used. There is no self-sealing bag, with a lid of the cup is also OK, convenient bag tied on the mouth also.