Hand Casted. Lays flat around the neck. Stainless steel. Each. The Flat and Hand made and Assembled Necklace. That Links to Close. Look of An antique style closure. Stays closed lobster clasp allows for extension and fit. This Necklace is Stainless Steel. Moderate weight. Waterproof, Sits flat and comfortable. A great stacking piece and doesn't scratch easily. These can be stacked with everything to build the look without compromising the finish. They are Hypoallergenic Waterproof Lead Free, Nickel Free and FUNN