Description:The chain extenders are made of copper material with an electroplating treatment, not easy to break or corrode, is bright in color, and can be used for a long time without tarnishing.With different lengths(2" 3" 4" 5" 6") necklace extenders, various sizes and multiple quantities can meet your DIY handcraft needs, convenient to use. It can extend the length of your bracelets and necklaces, which is a good choice to decorate jewelry.With lobster clasps on each side that can easily attach with a chain, beading wire, necklaces, bracelets and other accessories to make kinds of stylish and elegant handmade jewelry, it can easily assemble and remove without any tools, and make sure that not easy to fall off.