Dimensions: 4.2 inches long, mesh tube diameter 0.7mm, weight 27g. Package includes: key chain x1 horseshoe ring x1 screwdriver x1 | Fit 95% car key, Generally fit key fob of most models like BMW Audi Lexus Ford VW Mercedes Benz Nissan Mazda etc.You can attach the chain to other key rings to add more keys | The metal parts are made of zinc alloy, which is resistant to wear and corrosion, the zinc alloy is topped with crystal.The inside of the mesh tube is filled with crystal, which are exquisite and beautiful. | Stylish, beautiful key decoration that will make you shine in the crowd. As a gift, you can be remembered for a long time. | If the chains are damaged during shipping or after installation, Please feel free to contact us If you have any issues with the product, we will be pleased to assist you