Dreaming of the coast. The seashell necklace is Tarnish Free - Long lasting protective coating safeguarding your jewelry from sweat, water, and more. For those who would like a single statement piece or looking for something to add to their stack. Tarnish Free - Long lasting protective coating safeguarding your jewelry from sweat, water, and more. 5x more gold that standard 18k gold plating over brass Hypoallergenic – Lead Free Adjustable 16in to 18in