Top Quality: Our steering wheel swivel is made of high quality silicone material to ensure maximum durability and flexibility. It is built with a sturdy metal bearing that rotates smoothly 360 degrees for a completely smooth and effortless rotation very convenient for one-handed driving. Comes with soft silicone for a delicate feel that won't rub the steering wheel. The high quality material provides a comfortable grip and excellent durability for semi-permanent use. Quick Installation: It can be installed easily and firmly, not easy to loosen, and more reliable. Separate the square booster clips first, then install the inner layer on the steering wheel, clip the booster body on the inner layer, adjust the comfortable angle, and the installation is complete. If there is a steering wheel cover, please remove it before installation. The material of steering wheel knob will not damage your hand and steering wheel. Applicable: The size of the steering wheel knob is 9*6cm inches, the universal design can fit perfectly on most types of steering wheels, it is suitable for the original car with booster, it allows you to operate the steering wheel more conveniently when reversing, turning around, turning and parking, for safety reasons, it is only for use under 20 km/h. Before each drive, please make sure the booster ball is in a fixed state. Thoughtful Design: The spherical design is an ideal shape to fit your palm, providing a comfortable grip and relieving your driving fatigue or shoulder and back pain. The bearings can rotate freely 360, and the force is more evenly applied when using, reducing the resistance of steering maneuvering and reducing the driver's discomfort caused by long hours of driving. Package Includes: 1PCS steering wheel booster ball, available in different colors, to help you drive easily and effortlessly, no more hand-holding. You can also give it as a nice gift to your family, friends or loved ones to solve their driving troubles. If you have any questions in the process of use, you can contact us, we will promptly solve, to help you better use the product.