You'll look like you're dripping with gold! The tightly-woven chevron pattern creates a classic herringbone chain necklace. This simple look is perfect for the minimalist in your life. 3mm width. 18" length with a 2 1/2" extender. Gold Ion-plated stainless steel. Tarnish free and waterproof!Gold Ion-Plated Stainless Steel, so color and sheen last for decades without damage and it's hypoallergenic (won't turn your skin green like other plating methods can).Dimensions: 3 mm wide x 18 inches long x 0.5 mm high, plus 2 1/2 inch extensionIncludes gift box and drawstring pouchGold Ion-Plated Stainless Steel, so color and sheen last for decades without damage and it's hypoallergenic (won't turn your skin green like other plating methods can).Dimensions: 3 mm wide x 18 inches long x 0.5 mm high, plus 2 1/2 inch extensionIncludes gift box and drawstring pouch Lobster closure Polished finish Warranty available China Imported Product Specifications 0.14 in x 18 in x 0.12 in, 18" length Material & Care Metal, Stainless steel Clean with a soft cloth.