Crystal Ball for Feng ShuiCrystal Balls have been used for thousands of years to change the energy of a place. You use it to move the and balance the Chi (life force) in the home or office. Hang it if you have a front and back door facing each other or in areas you wish to slow the energy down or balance any area. Feng Shui experts say it enhances abundance and wellbeing. Size is 40mm in diameter and comes with string to adjust and black velvet pouch.