Designed for the KOKO2 Prime KitEasy to Use - Plug in Play" method of installation while also preventing a messy set of handsMaterial: Stainless SteelSize: 10cm*5cm*1.5cm/3.94inch*1.97inch*0.59inchPackage Includes:5 Pieces Replacement PnP CoilsNote: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!"