GILDED WITH 24-CARAT FINE GOLD100% RECYCLED GOLD AND SILVERThe GALAXY ESSENTIAL ring is one of 4 basic rings: "The essentials". It can be combined with fine rings: "The creatives", which can be layered and mixed to enhance character and create a unique ring. There are 3 other "essential" rings, the Bright Essential, the Lunar Essential and the Flying Essential, which can be stacked with our "creative" rings, the Diana, Kate, Elizabeth, Stephanie, Rania, Kelly and Victoria rings. One, two, three... it's up to you to imagine your ring mix.MYA BAY tips: this ring is adjustable, so it will fit all finger sizes.