The Gold Tone Collar Necklace has simple elegance. This accessory features a sleek flat snake chain design style that's easy to style and easy to wear. Regardless of the season, this design elevates your special occasion styling. Collar necklace with lobster claw clasp closure. Dimensions: 18" + 4" extender. 85% steel, 8% brass, 5% plastic, 1% cubic zirconia. Custom designed exclusively for Chico's. Handcrafted with nickel-free metal.