Polyurethane sole material includes three kinds of components which are polyester polyol or polyether polyol (A component) isocyanate(B component)and catalyst(C component). Add C component and other additives into A component according to the certain proportion. After completely mixing them well, put them into A component tube of the sole injection molding machine.Then directly add the melted B component after heating into the corresponding B component tube.The sole will be made into shape after the best ratio is set on the machine.