The 3-loop three-color interlocking bangle bracelet set is composed of one thick rose gold, one thick silver and one thin gold bangle. The 5-loop set is composed of one thick rose gold, on thick silver, one thin gold, one thin rose gold, 1 thin silver bangle. Our interlocking bangle bracelet sets come in sizes small (2.1/2" diameter), medium (2.3/4″ diameter), and large (3.0″ diameter). Materials: 14k gold and rose gold-fill (14k gold over brass core/no nickel) and sterling silver (.925). All materials are hypoallergenic. This interlocking bangle bracelet set is handmade in our Upstate New York production studio.