Jade has a history in China of at least four thousands years. Unknown to some, it is found contained within the development of religion and civilization,  although other materials like gold, silver and bronze were also used, none of these have ever exceeded the spiritual position that jade has acquired in peoples' minds - it is associated with merit, morality, grace and dignity,  jade stone contains more than 30 microelements which is for our skin and health ..

Winter:soak the roller in to boiling water,the stones will  hold the heat for hours and hours .

Summer:it jade stone is cold itself, you will be satisfied with the perfect  temperature.