It has no substance. And the same thing will happen in the waking condition all these vessels and instruments that you are seeing are made of Cosmic Mind. They look like hard substances but really they are not. The king and the beggar of the dram world are made of the same stuff. These are methods that you are adopting to strike a harmony between yourself and the environment outside.
Environment means the world.
An instrument is only a tool that you are employing to assist you in striking a harmony between you and the world. You use various instruments for that purpose. And when the winter wind blows on you, you use the instrument of a blanket. You strike a balance between you and Nature by using these techniques. Likewise, you will strike a balance between you and everything in the world by various methods that you are adopting psychologically, physically, socially, or any way you like.