The Crew Interlocking Necklace features a unique interlocking design and twist texture for a stunning and eye-catching look. With a convenient spring ring closure, it's easy to wear and adds a touch of sophistication to any outfit. 16" chain + 2" extender. Adjustable in 1" increments 16" - 18" Charm measures 1/2" Spring ring closure Available in 18k gold plated and silver plated brass Avoid contact with anything containing derivatives of alcohol