The man who invented it doesn’t want it.
The man who bought it doesn’t need it.
The man who needs it doesn’t know it.
What is it?
Do u wanna Hint?
Third hint:
It’s really dark inside.
Second hint:
It is something which can be really expensive and pretty.
People buy it for others, but it’s never a present.
First hint:

I thougt a lot about this. I think the answer is glasses?
please give me an answer,because i have friends want to know.
bye
No, it isn’t “glasses”.
It can be as big as you, but certainly, we don’t want it for you.;-p
I think it’s a coffin.
It’s a coffin because the man who needs it doesn’t buy and doesn’t want it.
It’s a coffin…
it’s a coffin.
Of course, it’s a coffin!
This riddle was really difficult. Well done everybody!