Answer:
I am filled with garb the price is free. Just return what you don't need.
I am the noise Santa's reindeers make
I’m grown from darkness but shine with a pale light. Very round I am and always a lady's delight.
I have three heads. Cut off one I become stronger. Cut off two I become ten.
I’m tall when I’m young. I’m short when I’m old. I can light up your world. What am I?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.