Instantly elevate any outfit with this timeless and sophisticated herringbone necklace. Add a pendant to enhance its charm, or pair with other necklaces for a layered look. Yellow gold ion-plated stainless steel with lobster clasp. 20 inch length plus 2.5 inch extension.Gold Ion-Plated Stainless Steel. Color and sheen will last for decades without damage and it's hypoallergenic (won't turn your skin green like other plating methods can).Measures: 5 mm wide x 20 inches long x 0.7 mm high, plus 2 1/2 inch extensionIncludes gift box and drawstring pouchGold Ion-Plated Stainless Steel. Color and sheen will last for decades without damage and it's hypoallergenic (won't turn your skin green like other plating methods can).Dimensions: 5 mm wide x 20 inches long x 0.7 mm high, plus 2 1/2 inch extensionIncludes gift box and drawstring pouch Lobster closure Polished finish Warranty available China Imported Product Specifications 0.22 in x 20 in x 0.2 in, 20" length Material & Care Metal, Stainless steel Clean with a soft cloth.