The action of rubbing the stones is described as a stim, which creates feelings of calmness and reduces stress levels.
Jade worry stones are approximately 1 inch (2.5 cm) in size.
Now you can do away with stress using the crystal vibrational energy provided through a jade crystal.
Delightful energies (as beside) a smooth stone to hold and rub between the forefinger and thumb to soothe stress away in green jade. The worry stones originated in ancient Greece, and were very popular in the 1970s.