Bet Ocean Stone for Detoxing, Bath and Room.
ocean Stone is said to provide calm, uplifting energy to the holder in trying times, feeding into a more optimistic outlook on life. The stone aids clearer communication, and enhances self-confidence as well as self-insight
how to use:
place it in any place for good energy 
place it in a warm water with epsom salt or pink salt or both and soak for 15 to 30 minutes for body relaxation.