DescriptionMade of iron material, this set of extender chains is safe. Perfect for using on necklace, bracelet and jewelry making supplies. The chain extender set is suitable for people to take advantage of them. Wonderful gift to your friends or female friends and more.Features-Color: As shown.-Material: Iron.-Size: About 300.00X0.30X0.10cm/ 117.90X0.12X0.04inch.- Preferred iron materials, the product is safe, durable and practical. - Fine workmanship, fine texture, smooth and bright, can be used in DIY production. - Simple and durable, fashionable and versatile, suitable for various styles of jewelry DIY, very practical. - The length of the chain extends the length of jewelry, such as necklaces and bracelets. - You can buy this professional and practical DIY jewelry extension chain at an affordable price.