Zunxinsan has always been dedicated to delivering the highest quality products and exceptional service to our valued consumers. NOTE: Our products are guaranteed to be nickel-free and lead-free, making them ideal for individuals with sensitive skin. We do not add any additional chemicals to enhance shininess. Please handle with care and avoid pulling or bending the items when putting them on or taking them off. Maintenance： Avoid exposure to chemicals; even everyday items like hairspray, lotion, perfume, or other cosmetics may contain harmful substances. Avoid wearing while showering.Protect from impact and scratches.Refrain from wearing during intense physical activity.Wipe gently with a soft cloth to maintain luster.Avoid wearing while sleeping.