The hides of mammals are composed of 3 levels: epidermis, a thin outer layer; corium, or dermis, the thick central layer; and also a subcutaneous fatty layer. The corium is used to make leather following the two sandwiching levels are already eradicated. New hides consist of in between 60 and http://syntheticleather67900.actoblog.com/41812/detailed-notes-on-faux-leather