This interlocking bangle set is composed of one thick rose gold, on thick silver, one thin gold, one thin rose gold, 1 thin silver. Each bangle is 2.3/4″ (medium), fitting most wrists. We also have a size small (2.1/2″ diameter) or large (3.0″ diameter) available. Materials: sterling silver (.925) and 14k gold and rose gold-fill (14k rose gold over brass core/no nickel). Click the drop-down menu to choose your desired size. All materials are hypoallergenic. These bangles are handmade in our California and New York production studios.