Answer:
Both guys and women enhance their visual organs with this item.
A king wears one on his head.
The buyer doesn’t want it, the producer doesn’t need it and the user doesn’t know their using it.
In your fire you hear me scream! Creaking and whining yet I am dead before you lay me in your hearth.
Something you carry while singing.
Black we are and much admired. Many seek us if they are tired. We tire the horse, and comfort man, and turn White when we've fulfilled your plan.