Features: Abundant combination: you will get 2 pieces chains for jewelry making in silver and gold, each chain measures approx. 26.4 feet/ 7.5 m; 1000 Pieces jump rings (silver and gold), 40 pieces lobster claw clasps (silver and gold), all are well organized in box, and 1 piece curved tweezers and 1 piece jump ring opener. 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. Link Chain: these jewelry chains is made of quality material, 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. Package Includes: 2 Rolls of Cross Chains 100 x Jump Rings 40 x Lobster Clasps 1 x Jump Ring Opener 1x Tweezers Specifications: Material: Iron / Copper Clad Iron / Zinc Alloy Color: Gold/ Silver Link Chain: 3m/24.6 Feet Lobster Clasps:Approx.12mm/0.47inch note: Please allow 1-2cm errors due to manual measurement,pls 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.