First of all, colored tourmalines are strung together by different colors. Each of its colors has a different function. Black tourmaline can effectively eliminate your stress and fatigue, improve your health and improve your luck. It can also ward off evil spirits and speed up the recovery of patients; Green tourmaline can make people happy, happy and satisfied; Rose tourmaline can make people warm, unrestrained, cheerful and comfortable. The opposite sex confession is the best thing. If you follow this principle, wearing it on your right hand will be good for your health, and wearing it on your left hand will bring you good luck.