about Rock Salt:
Created by nature and formed hundreds of millions of years ago, these natural mineral Salt Crystals are are mined 800 meters underground in one of the world's oldest mines of rock salt. From Pakistan.
Salt rock crystal is known for its ability to ionize the air, thus enhancing your well being and improving your health. Negative ions are essential for our health and well-being. You have felt the invigorating effects of negative ions in the air after a thunderstorm, by a waterfall, on a mountain top, or by the seaside.
Rock salt will absorb moisture and can dissolve if left in water. So avoid prolonged contact with water and do not place in humid environments, such as a spa or bathroom. You may wipe it to clean with a damp sponge.