Features: 150 pcs for key chain with chain, meet your different needs for DIY craft projects. Our keychain rings are all made of metal alloy, strong and durable, using high-density superb craftsmanship, surface polishing and nickel plating treatment, not easy to rust or corrode. Split keychain rings in flat design are very safe to use, stay securely closed and no need to worry about your keys falling apart. Smooth surface and edge. The for key ring design with chain and connectors, you do not need to buy additional parts. It's practial for making for key ring pendant,bags pendant and other accesspries. You can use your imagination to DIY your own keychain, make pendant for phone, bag, purse,etc. Specifications: Material: Alloy Size: 25mm/0.98in,5mm/0.2in, 8mm/0.31in ,10x5mm/0.39x0.2in Package Includes: 150 Pieces for Key Chain with Chain note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.