This stainless steel tennis chain bracelet necklace is made of stainless steel, which is not easy to oxidize, waterproof, and non-tarnishing. The stainless steel tennis chain uses 3A grade zircon, which is very shiny. The zircon is artificially claw-set. We are a stainless steel jewelry factory that makes high-quality stainless steel tennis chains bracelet necklace. If you are looking for a good jewelry supplier, please contact us.