1.Please avoid contacting with the acid and alkali, corrosive substances.
2.Please avoid the collision, so as to avoid surface scratches
3.Please avoid wearing it when sweating a lot, shower or sleep, etc.
4.Please wipe them with soft cloth when you clean your earring.
Store in a cool dry place (in a jewelry bag or box) to avoid prolonged contact with air when not in use. Money back guarantee with every purchase. Buy with confidence.