This 4mm tennis rhinestone cup chain sparkles and shines so bright. We love using this chain to add some bling to our jewelry designs. The cup chain end RCON4 also works perfectly with this chain so you can attach a jump ring or clasp. This chain is available in multiple gorgeous finishes. All of our chains are lead safe, nickel-free hypoallergenic, and has a durable layer of e-coating to protect the finish. Sold by the foot. * Rhinestone Cup Chain * Available in Multiple Finishes. * Hypoallergenic Solid Brass Core * Electro-plated Nickel Free Hypoallergenic. * 100% Lead Safe. * Protective E-coating Layer. Care Tips: Do not swim or bathe with this jewelry. Try not to spray perfume or rub lotions on this product as it could mar the finish. To clean, use gentle hand soap and warm water. Pat dry with a paper towel. Do not use jewelry cleaners or a jewelers cloth. Super fast shipping for USA customers. Hurry while supplies last!