Electroplated Technology, adopt five layers environmenta electroplated, the first layer is Palladium (it can prevent Rhodium drop,keep jewelry shine),and plate Rhodium in outside,Covered with E-coating in outside to provent scratch and keep shine, Twinkling Design,16inch cable chain and add 2inch extend chain to suit you size.nThe main size is length:17mm,width:17mm,and the main Stone is AAA grade Cubic Zirconia(8 hearts and 8 arrows) and handcraft inlay, the other small stone is micro wax setting,it can twinkling shine.nRohs Certified report,environmenta materials,nickel and lead free, itu0026#39;s kindly for sensitive skin.nA perfect accessory to your outfit or as an appropriate gift, e.g.for your Daughter, Lover, Girlfriend, Fiancee, Wife, Mother, Couple, Valentine or just a Friend,etc; Suitable for Valentineu0026#39;s Day, holiday, ball, party, anniversary, prom, graduation, birthday or any special occasions; Click on our Storefront for more stylish and newest jewelries.nFree Exquisite Gift Wrap: Gift Box + Gift Velvet Bag+ Silver Polishing Cloth.nOur Quality:This necklace is made by Rhodium plated brass with Cubic Zirconia stone(8 hearts and 8 arrows),and covered with E-coating in outside to provent scratch and keep shine. 16inch cable chain and add 2inch extend chain, it's look very beauty and luxurious. The Main Size:length:17mm,width:17mm. Maintenance Instruction:1.Avoid touching chemicals;2.Prevent transformation by crash and scratches; 3.It's better to take down the jewelry when you bathe,swim and sleep ;4.Keep jewelry in box if you don't adorn; 5.Anti-tarnish paper can protect you jewelry.6.To clean gold jewelry, use warm water, a mild soap,and the silver polishing cloth.