What is Polymesh made of?

Could you kindly explain what Polymesh actually comprises of? I've heard quite a lot about it recently and I'm quite curious to know its fundamental components. Is it a blend of various technologies? Or is it a unique invention all by itself? Furthermore, what are the specific materials or elements that contribute to its functionality? I'm eager to delve deeper into this fascinating topic and would greatly appreciate a comprehensive breakdown of Polymesh's constitution.