These extension chains are made of , durable, classic, comfortable to wear, can match your clothes, perfect for using on necklace, anklet, bracelet and so on, making them achieve your desired length to suit you well. Features -Color:Assorted Color -Material:Silver -Size:5.00X0.50X0.10cm/1.97X0.20X0.04in - The surface is not easy to change due to the environment, long-term wear can keep the luster smooth. - Chain extender kit provides you with a simple method to increase the length of necklaces, bracelets, anklets or other fashion style accessories. - The necklace extender chains can be used in necklace, bracelets for jewelry making, etc. - Simple and practical design will make your life convenient. Let you enjoy every moment of your life. - The product has a simple design, but very practical to use, giving you a . Package list: 4 x Extension Chains