Assorted sized jump rings: open jump rings come with 4 mm (350 pieces), 5 mm (300 pieces), 6 mm (200 pieces), 8 mm (100 pieces), and 10 mm (50 pieces), mix sizes allow you to DIY chains, attach pendants and so on.Plastic container box: the mini grid design makes this storage box can hold different types of small jewelry making material and accessories, which is convenient for you to find what you need when DIY and avoid losing.Metal chain: quality material makes these jewelry chains nickel-free and lead-free, its classic metallic color will not easily get darker after long time wearing, let you finished necklace or bracelets be loved by more people.Wide applications: this link chains are not only chic for jewelry DIY like earrings, bracelets, bracelets, anklets, but also for repairing, you can use them to replace old broken ones by yourself.Colour: gold + silverMaterial: metalPackage Contents:1 x 3 meters silver chain1 x 3 meters gold chain500 x gold opening ring500 x silver opening ring20 x gold 12mm lobster clasp20 x silver 12mm lobster clasp1 x curved tweezer1 x RingOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.