* Avoid chemical substances: In the normal wear process, you need to pay attention to avoid adding jewelry to objects that contain acid and alkali in your life.
*Prepare the necklace of clean water: In daily life, the necklace must be regularly cleaned, generally washed with clean water and washed away by dry.
* Do not wear it to work: It is best not to wear the necklace when performing physical tasks or heavy tasks, and it should be removed and placed on a side.