Driving Helper Booster,Driving Steering Wheel Spinner Knob, Car Universal Hand Control Steering Wheel Spinner Knob,for Sedans, Saloon Cars, Trucks, Etc DURABLE CONSTRUCTION - For years of trouble free use. They are constructed out of high quality plastic, metal EXCELLENT PERFORMANCE -- can lessen the turning radius and helps beginners and female drivers to drive safely and conveniently when turning. EASY TO USE and QUICK INSTALLATION -- Just Find The Right Area To Place the Wheel Knob, Attach The Outer Layer, Embed The Inner Cushion(if needed),Then Fix the Screws. NON-SLIP - Ball shaped design with anti-slip surface is comfortable to grip. Elegant appearance design make your car more fashion. UNIVERSAL - It is compatible with all types of cars and vehicles such as sedans, saloon cars, trucks,etc. Warm prompt: 1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering. 2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding 3. Only the above package contents, excluding other products. Delivery Quantity: 1pcs Product color: black