Answer:
Glittering points that downward thrust. Sparkling spears that do not rust. What is it?
What do you have in December that you don't have in any other month?
What is full of holes but still holds water?
What instrument can make any sound and be heard but not touched or seen?
Big as a saucepan, deep as a cup, Even a river can't fill it up. What is it
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?