Question

Why do guys doesn't want it one guy makes it has no need for it and the person using

Answer 1

You are trying to ask the riddle, "The man who makes it doesn’t use it; the man who buys it doesn’t need it; the man who uses it doesn’t know it. What is it?"

The answer to this riddle is a coffin. 

Hope this answer helped! If you have any additional questions feel free to ask :)

Answer 2

The answer is a coffin...............