Answer:
Pirates put their booty in it.
What goes through the door without pinching itself? What sits on the stove without burning itself? What sits on the table and is not ashamed?
Hard to catch, easy to hold. Can't be seen, unless it's cold.
This only turns over once you have traveled very far. What is it?
Give it food and it will live, give it water and it will die.
What is always coming but never arrives?