Our shop is a handmade decorative jewelry, which is difficult to reach the quality of precious metal jewelry, and there will be some glue overflow or handmade traces. Perfectionists/magnifiers buyers should be careful to pat silver needles, which are easy to oxidize and blacken. Ear needles are easy to bend and slightly straighten during transportation. It is not a quality problem. The oxidation degree of jewelry and the contact with skin care products, sweat, perfume, etc. related to the degree of care at ordinary times will accelerate the oxidation