This vintage key necklace is crafted from genuine 925 sterling silver, offering durability and resistance to rust, corrosion, and discoloration. It is 100 safe for sensitive skin, ensuring comfort and health for daily wear. The necklace features an 18-inch chain with a 2-inch extender, making it adjustable and suitable for practically anyone. The elegant design is perfect for wrapping around the neck, adding a stylish touch to any outfit. Each 925 sterling silver skull key necklace comes beautifully packaged, ready for gifting or personal use. For any concerns, our customer service team is available to provide solutions within 24 hours. We strive to ensure your satisfaction and happiness with your purchase.