Features 1Worry stones are a form of de-stressing stone that work towards relaxing your troubled mind when you rub them with your thumb 2Using a thumb stone is very easy All you have to do is place the flat stone in between your thumb and index finger 3Rub the stress stone by using your thumb so that the continuous motion activates the nerves situated at the base of your thumb that results in releasing natural endorphins 4This, in turn, induces a sense of calmness and relaxation in the body and mind You will get peace and positive emotion and healthy life 5Package including: 2pcs healing worry stones Daily care Avoid collision with hard objects Try to avoid dust pollution It should be properly placed when not use Avoid long-term direct sunlight Maintain proper humidity Try to avoid contact with perfume, chemical liquid, soap and human sweat Please use a clean, soft white cloth for wiping, not dyed cloth or hard fiber cloth Note: 1 Please note that our stones was measured by hand, it could be 01-03cm difference due to manual measurement 2 Due to various types of computers and monitors, the actual color of the project may differ slightly from the imageHowever, the image color is the approximation of the actual color 3 If you have any question about our item, please email us, we will provide you with a suggestion