This silver and gold interlocking hoop necklace is adjustable and can be worn at 17.1/2″ or 19.0″ in length. The pendant piece measures 1/2” by 3/4" at its widest point. Materials: 14k gold or rose gold-fill (14k gold over brass core/no nickel) and sterling silver (.925). All materials are hypoallergenic. This necklace was designed in San Francisco and is handmade in our Upstate New York production studio.