Women's Stainless Steel Toggle Chain Necklace. Premium 7mm Stainless Steel Oval Rolo Link Chain Necklace for Women Featuring Puffy Heart Charm and 18k Gold IP Plating. Gold IP Plating is More Durable and Resistant to Wear and Tarnish than Traditional Gold Plating Methods, Making it Ideal for Items that are Worn Daily. Bar Toggle Closure. Hypoallergenic, Corrosion-Resistant, and Safe for Sensitive Skin. Charm Measures .75 inches.