-Metal parts may become dull over time, you can use copper water or silver cloth to restore luster.
- All products are recommended to be kept away from water (including washing your face and hands, exercising, sweating a lot or getting in the rain) to maintain the best condition. If it gets wet, you need to dry it in time.
-Unless specifically marked, the vast majority of products are not made of precious metals or precious stones, nor are they guaranteed to not fade.