Answer:
Metal or bone I may be, many teeth I have and always bared. Yet my bite harms no one. And ladies delight in my touch.
What has a bottom right at the top?
What flies forever, Rests never?
What can be seen but never found that only hides in the unwound?
You can tumble in it, roll in it, burn it, animal eat it. Used to cover floors, still used beyond stall doors. Freshens whatever it is placed on. Absorbs whatever is poured into it.
What do angels sing in the shower?