These are LITERALLY the most stackable chains on the planet. If you don't have one, trust me when I say this: you need them.

Length: 6 mm necklace- approx. 16 inches with a 2" extender chain
3 mm necklace - approx. 18 inches with a 2" extender chain

Materials: 18K Gold PVD plated stainless steel (silver option is stainless steel), water and tarnish resistant and hypoallergenic

Care: If exposed to chlorine, saltwater, or creams/lotions, rinse in regular water afterwards.