This 5-loop mini pebble necklace is adjustableand can be worn at 18.0″ length to 20.0″ in length. Materials: 14k gold and rose gold-fill (14k gold over brass core/no nickel) and sterling silver (.925). All materials are hypoallergenic. This necklace was handmade in our Upstate New York production studio. Please note: Metal Madness sale items don't qualify for discount -- but you can use CMD BUCKS on them! All sales are final.