Features: 1.Wide Application: Steering wheel knob spinner has a wide range of applications, and is universal for all cars as well as all models. 2.Improve Driving Comfort: The steering wheel knob reduces the strain on the driver's arms and wrists, making driving easier and more comfortable. 3.Ideal for Long Driving: For drivers who have to drive for long periods of time, steering wheel knob allows them to maintain their hand position more comfortably and reduce fatigue. 4.Superior Material: Steering wheel booster ball is made of high class ABS, silicone, and metal, which is wear resistant, hardness, not easy to deform, sturdy and durable and has a long service life. 5.Easy to Install: Steering wheel booster spinner can be easily and quickly installed or replaced, reducing installation costs and time. Specification: Item Type: Steering Wheel Knob Spinner Material: ABS + silicone + metal