Titanium Steel "The Eternal Love" Engraved Interlocked Rings Pendant Necklaces for Couples with Swarovski Crystal Material: 316L titanium steel + AAA cubic zirconia. Male's pendant: 25mm height, 6mm width. Chain length: 50cm. Female's pendant: 22.8mm height, 4mm width. Chain length: 50cm. Nickel free & resistance against wear & tear. Best gift for lovers.