This disc pendant necklace is made of premium environmentally friendly materials,light weigh, not easy to oxidize and fade, safe for most skin types. .The length of multilayer necklace approx:First layer chain 30 cm/12in,second layer chain 40cm/16in,third layer chain 50cm/20in (+2 inchextender chain).you can freely adjust the length of the necklace,fit for most people. .This personality charm necklace can be sent to your friend relatives in festival,it's an ideal gift for women and teen girls.it also suitable many occasions,etc party, wedding, ceremony, graduation, dating and vocation. .Customer Service: If you have any problem, please feel free to contact us by Mail, we will reply and provide related services within 24 hours. Just be happy to add this beautiful choker necklace to your collection.