An upgrade to an all-time classic. The Bubble Letter Necklace lets you wear your own initial or that of a loved one in a chic and modern way that makes you proud, and makes you stand out with confidence. Nothing catches the light quite like these. Materials & Warranty Material: 18 Karat Gold Plating on Pure Stainless Steel Height: About 23MM Length: 16" with a built-in 6" extension for a total of 22 inches Waterproof & Hypoallergenic | Sensitive Skin-Friendly Warranty: Lifetime Warranty against all rust or tarnish Packaging: Nominal Velvet Pouch