This traditional 18K yellow gold filled snake chain necklace is 28 inches long and fastens with a lobster clasp. The chain is approximately 2mm wide. / Nickel-free, Lead-free, Tarnish-Resistant / Hypoallergenic / Waterproof / Same Day Shipping from California! We have 16/18/20/22/24/26/28/30/32/34/36/38 inches in stock for this model.*** Free Velvet Gift Pouch Included.