Features:BEFORE YOU BUY MAKE SURE YOUR OLD ONES LOOK IDENTICAL TO THESE AS PICTURED.These metal locking washers are suitable to attach underbody insulation and heat shield panels used on many modern vehicles. The shields often rattle if these parts come loose or are damaged.Specification:Material: MetalColor: silverQuantity: 10PcsExternal Diameter: 30mmNote:1. CHECK BEFORE YOU BUY - If your old clips are the same ones as pictured and the sizes match then they will be the ones you need.2. Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting.3. Due to the difference between different monitors, the picture may not reflect the actual color of the item.