Description: Material: made of high quality Alloy, sturdy and anti tarnish, with smooth surface, bright and flat. Package Include: 1 roll link chain, 20 pieces lobster clasps and 50 pieces single circles, 40 pieces cord buckles, convenient to use these together with chain for your necklace crafting. Easy to Use: the twisted link chain is rolling in a reel to avoid knotting; When not in use, just roll it back to the reel, you can DIY the chain into any length you want DIY Your Own Crafts: Simply match with beautiful beads or delicate pendant to DIY your own unique necklace. Wide Application: Use to create a variety of craft designs like jewelry, body chain, keychains, dog tags, head accessories, bag decoration and etc. Specification: Material: Alloy Size Chart: Lobster Clasp: 1.2mm Single Circle: 12x6mm Cord Buckle: 5mm Chain Inner Diameter: 2mm Package Includes: 1 Roll Link Chain 20 Pieces Lobster Clasps 50 Pieces Single Circles 40 Pieces Cord Buckles Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!