USE: This steering ball allows for smoother turns, especially U-shaped, faster stops, safer convergence of trajectories and general management of tight spots. Optimized driving for almost all car steering wheels. Safer and more stable operation, effortless. Safety and comfort: The steering wheel knob can reduce the turning radius and helps beginners and ladies to drive safely and comfortably, The steering wheel knob makes it easier to drive with one hand by increasing the torque of the steering wheel, reducing discomfort during long-term driving. Easy to install: The installation process is very fast and you don't need complicated installation tools, fix the ring to the correct position on the steering wheel, screw the screw upwards and it's good if the two parts of the base do not touch. Rubber to protect the steering wheel from damage. High Quality:This steering wheel knob is made of high quality metal alloy,the fixed socket is made of new elastic ABS material,for maximum strength