Answer:
What goes through a door but never goes in and never comes out?
It is a common and favored clothing material among biker gangs and superheroes.
What occurs once in a minute, twice in a moment and never in one thousand years?
There is a clerk at the butcher shop, he is five feet ten inches tall, and he wears size 13 sneakers. What does he weigh?
In many hallways you would stand, if not with this in hand.
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.