... shaped OEM/ODM:Accepted a5 ring binder with leather Breakthrough traditional style, high quality and ... book, presentation folder, portfolio case, clear bag, document bag, handy case, clear holder, name card ... is tasteless, odourless, non-toxic loose .Resistance for heat, acid, alkali, salt, oxidant, etc ... mechanical properties.Chlorine content increased from 56.7% to 63-69%, vicat softening temperature ...