Material: Necklace extender is made of stainless steel material with galvanized finish and bright finish. Durable and not easy to fade. No harm to your skin. Multiple Sizes: There are 10 pcs necklace chain in total, there are5 different sizes , which can meet your different needs, gold and silver two colors can be used as extension chains for your different jewelry , such as necklaces, bracelets or anklets, etc. Easy to use: Each necklace extender has two clasps at both ends, easy to use, just snap the ends of the necklace extension cord to your jewelry. Versatile use: The chain extender is perfect for DIY jewelry making, craft projects, etc. It can be used to extend the length of necklaces, bracelets and anklets to meet your different needs. It is the best gift for wife, friend, daughter, mom, etc. Color: Gold, Silver Size: 2 inches, 3 inches, 4 inches, 5 inches, 6 inches each Delivery Quantity: 10 Piece