Features:Our necklace length extender is made of alloy material. High tarnish resistance, strong and durable, bright and delicate.Assorted lengths and Colors: This set of women bracelet extender has 5 kinds of lengths( 1.97/5cm , 2.75inch/7cm, 3.94inch/10cm, 4.72inch/12cm, 5.9inch/15cm) and 2 different colors(silver and gold) which can meet your different needs.Convenient to use:These safety extension chains can add extra length easily to your jewellery, such as your chains, necklaces, bracelets, anklets or chokers, make them achieve your desired lengths and more suitable for you.Double Lobster Clasp Design: Our men necklace extenders designed with double classic lobster claw clasps, which can clasp the ends of your necklace closely and easy to put on and take off.Widely use: The necklace extend chains can be used in necklace, bracelets or jewellery making. Package Includes:10 Piece Extension Chains Specifications:Material: AlloySize: Approx.5cm/1.97inch,7cm/2.75inch,10cm/3.94inch,12cm/4.72inch,15cm/5.9inch note:Please allow 1-2cm errors due to manual measurement,Please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.