long way stainless steel stud earrings set cubic zirconia inlaid,3mm-8mm 6paris long way our jewelry are made of genuine high-grade material, as long as the proper maintenance, ensure wearing years still bright as new. they don't need to use very expensive maintenance water, just to avoid acid-base and moist environment. humid conditions include: don't wear when shower, washing face, sweating, deposit before application of dry cloth to wipe dry; when jewelry don't wear should be placed into the box which has desiccant inside. specific maintenance are as follows: 1.jewelry often replaced, the same piece of jewelry, should avoid wearing long time,especially in hot summer,jewelry coating easy to corrosion when long-term contact sweat,so it is best to prepare several pieces as replacements. 2.easy to damage when exposure with chemicals, bathed in the fragrance, chlorine in swimming,and the salt water of the sea,all will cause etch to jewelry plating,so should remove all before a bath or swim. 3.don't overlap, collision chafed,should be stored in the original packaging or in the box of the independent small grid,avoid to scraping surface. 4.regularly clean jewelry,choose soft hair brush sweep clean the surface to remove surface stains. shopping notes: 1. besides the products by amazon warehouse delivery, other dispatched from china, usually 7-15 business days for delivery. however, there might be a backlog in china customs occasionally. for this reason, the transportation time is longer than 15 days sometimes. 2. if you want to cancel the orders, please contact us in 24 hours. on once we confirm the shipment, it shows that the goods had been handed over to logistics company, we will no longer accept cancel order request. any questions pls kindly contact with us.